1640288520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:489

約数の個数: 384

約数和(自身を含む): 6209330400

約数和(自身を除く): 4569041880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 53, 60, 65, 68, 72, 78, 85, 90, 102, 104, 106, 117, 120, 130, 136, 153, 156, 159, 170, 180, 195, 204, 212, 221, 234, 255, 260, 265, 306, 312, 318, 340, 360, 389, 390, 408, 424, 442, 468, 477, 510, 520, 530, 585, 612, 636, 663, 680, 689, 765, 778, 780, 795, 884, 901, 936, 954, 1020, 1060, 1105, 1167, 1170, 1224, 1272, 1326, 1378, 1530, 1556, 1560, 1590, 1768, 1802, 1908, 1945, 1989, 2040, 2067, 2120, 2210, 2334, 2340, 2385, 2652, 2703, 2756, 3060, 3112, 3180, 3315, 3445, 3501, 3604, 3816, 3890, 3978, 4134, 4420, 4505, 4668, 4680, 4770, 5057, 5304, 5406, 5512, 5835, 6120, 6201, 6360, 6613, 6630, 6890, 7002, 7208, 7780, 7956, 8109, 8268, 8840, 9010, 9336, 9540, 9945, 10114, 10335, 10812, 11670, 11713, 12402, 13226, 13260, 13515, 13780, 14004, 15171, 15560, 15912, 16218, 16536, 17505, 18020, 19080, 19839, 19890, 20228, 20617, 20670, 21624, 23340, 23426, 24804, 25285, 26452, 26520, 27030, 27560, 28008, 30342, 31005, 32436, 33065, 35010, 35139, 36040, 39678, 39780, 40456, 40545, 41234, 41340, 45513, 46680, 46852, 49608, 50570, 52904, 54060, 58565, 59517, 60684, 61851, 62010, 64872, 66130, 70020, 70278, 75855, 79356, 79560, 81090, 82468, 82680, 85969, 91026, 93704, 99195, 101140, 103085, 105417, 108120, 117130, 119034, 121368, 123702, 124020, 132260, 140040, 140556, 151710, 158712, 162180, 164936, 171938, 175695, 182052, 185553, 198390, 202280, 206170, 210834, 227565, 234260, 238068, 247404, 248040, 257907, 264520, 268021, 281112, 297585, 303420, 309255, 324360, 343876, 350489, 351390, 364104, 371106, 396780, 412340, 421668, 429845, 455130, 468520, 476136, 494808, 515814, 527085, 536042, 595170, 606840, 618510, 687752, 700978, 702780, 742212, 773721, 793560, 804063, 824680, 843336, 859690, 910260, 927765, 1031628, 1051467, 1054170, 1072084, 1190340, 1237020, 1289535, 1340105, 1401956, 1405560, 1484424, 1547442, 1608126, 1719380, 1752445, 1820520, 1855530, 2063256, 2102934, 2108340, 2144168, 2380680, 2412189, 2474040, 2579070, 2680210, 2803912, 3094884, 3154401, 3216252, 3438760, 3504890, 3711060, 3868605, 4020315, 4205868, 4216680, 4556357, 4824378, 5158140, 5257335, 5360420, 6189768, 6308802, 6432504, 7009780, 7422120, 7737210, 8040630, 8411736, 9112714, 9648756, 10316280, 10514670, 10720840, 12060945, 12617604, 13669071, 14019560, 15474420, 15772005, 16081260, 18225428, 19297512, 21029340, 22781785, 24121890, 25235208, 27338142, 30948840, 31544010, 32162520, 36450856, 41007213, 42058680, 45563570, 48243780, 54676284, 63088020, 68345355, 82014426, 91127140, 96487560, 109352568, 126176040, 136690710, 164028852, 182254280, 205036065, 273381420, 328057704, 410072130, 546762840, 820144260, 1640288520]

約数ペア:

[(1, 1640288520), (2, 820144260), (3, 546762840), (4, 410072130), (5, 328057704), (6, 273381420), (8, 205036065), (9, 182254280), (10, 164028852), (12, 136690710), (13, 126176040), (15, 109352568), (17, 96487560), (18, 91127140), (20, 82014426), (24, 68345355), (26, 63088020), (30, 54676284), (34, 48243780), (36, 45563570), (39, 42058680), (40, 41007213), (45, 36450856), (51, 32162520), (52, 31544010), (53, 30948840), (60, 27338142), (65, 25235208), (68, 24121890), (72, 22781785), (78, 21029340), (85, 19297512), (90, 18225428), (102, 16081260), (104, 15772005), (106, 15474420), (117, 14019560), (120, 13669071), (130, 12617604), (136, 12060945), (153, 10720840), (156, 10514670), (159, 10316280), (170, 9648756), (180, 9112714), (195, 8411736), (204, 8040630), (212, 7737210), (221, 7422120), (234, 7009780), (255, 6432504), (260, 6308802), (265, 6189768), (306, 5360420), (312, 5257335), (318, 5158140), (340, 4824378), (360, 4556357), (389, 4216680), (390, 4205868), (408, 4020315), (424, 3868605), (442, 3711060), (468, 3504890), (477, 3438760), (510, 3216252), (520, 3154401), (530, 3094884), (585, 2803912), (612, 2680210), (636, 2579070), (663, 2474040), (680, 2412189), (689, 2380680), (765, 2144168), (778, 2108340), (780, 2102934), (795, 2063256), (884, 1855530), (901, 1820520), (936, 1752445), (954, 1719380), (1020, 1608126), (1060, 1547442), (1105, 1484424), (1167, 1405560), (1170, 1401956), (1224, 1340105), (1272, 1289535), (1326, 1237020), (1378, 1190340), (1530, 1072084), (1556, 1054170), (1560, 1051467), (1590, 1031628), (1768, 927765), (1802, 910260), (1908, 859690), (1945, 843336), (1989, 824680), (2040, 804063), (2067, 793560), (2120, 773721), (2210, 742212), (2334, 702780), (2340, 700978), (2385, 687752), (2652, 618510), (2703, 606840), (2756, 595170), (3060, 536042), (3112, 527085), (3180, 515814), (3315, 494808), (3445, 476136), (3501, 468520), (3604, 455130), (3816, 429845), (3890, 421668), (3978, 412340), (4134, 396780), (4420, 371106), (4505, 364104), (4668, 351390), (4680, 350489), (4770, 343876), (5057, 324360), (5304, 309255), (5406, 303420), (5512, 297585), (5835, 281112), (6120, 268021), (6201, 264520), (6360, 257907), (6613, 248040), (6630, 247404), (6890, 238068), (7002, 234260), (7208, 227565), (7780, 210834), (7956, 206170), (8109, 202280), (8268, 198390), (8840, 185553), (9010, 182052), (9336, 175695), (9540, 171938), (9945, 164936), (10114, 162180), (10335, 158712), (10812, 151710), (11670, 140556), (11713, 140040), (12402, 132260), (13226, 124020), (13260, 123702), (13515, 121368), (13780, 119034), (14004, 117130), (15171, 108120), (15560, 105417), (15912, 103085), (16218, 101140), (16536, 99195), (17505, 93704), (18020, 91026), (19080, 85969), (19839, 82680), (19890, 82468), (20228, 81090), (20617, 79560), (20670, 79356), (21624, 75855), (23340, 70278), (23426, 70020), (24804, 66130), (25285, 64872), (26452, 62010), (26520, 61851), (27030, 60684), (27560, 59517), (28008, 58565), (30342, 54060), (31005, 52904), (32436, 50570), (33065, 49608), (35010, 46852), (35139, 46680), (36040, 45513), (39678, 41340), (39780, 41234), (40456, 40545)]