61897680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 240

約数和(自身を含む): 237641040

約数和(自身を除く): 175743360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 389, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 778, 780, 816, 884, 936, 1020, 1040, 1105, 1167, 1170, 1224, 1326, 1360, 1530, 1556, 1560, 1768, 1872, 1945, 1989, 2040, 2210, 2334, 2340, 2448, 2652, 3060, 3112, 3120, 3315, 3501, 3536, 3890, 3978, 4080, 4420, 4668, 4680, 5057, 5304, 5835, 6120, 6224, 6613, 6630, 7002, 7780, 7956, 8840, 9336, 9360, 9945, 10114, 10608, 11670, 12240, 13226, 13260, 14004, 15171, 15560, 15912, 17505, 17680, 18672, 19839, 19890, 20228, 23340, 25285, 26452, 26520, 28008, 30342, 31120, 31824, 33065, 35010, 39678, 39780, 40456, 45513, 46680, 50570, 52904, 53040, 56016, 59517, 60684, 66130, 70020, 75855, 79356, 79560, 80912, 85969, 91026, 93360, 99195, 101140, 105808, 119034, 121368, 132260, 140040, 151710, 158712, 159120, 171938, 182052, 198390, 202280, 227565, 238068, 242736, 257907, 264520, 280080, 297585, 303420, 317424, 343876, 364104, 396780, 404560, 429845, 455130, 476136, 515814, 529040, 595170, 606840, 687752, 728208, 773721, 793560, 859690, 910260, 952272, 1031628, 1190340, 1213680, 1289535, 1375504, 1547442, 1587120, 1719380, 1820520, 2063256, 2380680, 2579070, 3094884, 3438760, 3641040, 3868605, 4126512, 4761360, 5158140, 6189768, 6877520, 7737210, 10316280, 12379536, 15474420, 20632560, 30948840, 61897680]

約数ペア:

[(1, 61897680), (2, 30948840), (3, 20632560), (4, 15474420), (5, 12379536), (6, 10316280), (8, 7737210), (9, 6877520), (10, 6189768), (12, 5158140), (13, 4761360), (15, 4126512), (16, 3868605), (17, 3641040), (18, 3438760), (20, 3094884), (24, 2579070), (26, 2380680), (30, 2063256), (34, 1820520), (36, 1719380), (39, 1587120), (40, 1547442), (45, 1375504), (48, 1289535), (51, 1213680), (52, 1190340), (60, 1031628), (65, 952272), (68, 910260), (72, 859690), (78, 793560), (80, 773721), (85, 728208), (90, 687752), (102, 606840), (104, 595170), (117, 529040), (120, 515814), (130, 476136), (136, 455130), (144, 429845), (153, 404560), (156, 396780), (170, 364104), (180, 343876), (195, 317424), (204, 303420), (208, 297585), (221, 280080), (234, 264520), (240, 257907), (255, 242736), (260, 238068), (272, 227565), (306, 202280), (312, 198390), (340, 182052), (360, 171938), (389, 159120), (390, 158712), (408, 151710), (442, 140040), (468, 132260), (510, 121368), (520, 119034), (585, 105808), (612, 101140), (624, 99195), (663, 93360), (680, 91026), (720, 85969), (765, 80912), (778, 79560), (780, 79356), (816, 75855), (884, 70020), (936, 66130), (1020, 60684), (1040, 59517), (1105, 56016), (1167, 53040), (1170, 52904), (1224, 50570), (1326, 46680), (1360, 45513), (1530, 40456), (1556, 39780), (1560, 39678), (1768, 35010), (1872, 33065), (1945, 31824), (1989, 31120), (2040, 30342), (2210, 28008), (2334, 26520), (2340, 26452), (2448, 25285), (2652, 23340), (3060, 20228), (3112, 19890), (3120, 19839), (3315, 18672), (3501, 17680), (3536, 17505), (3890, 15912), (3978, 15560), (4080, 15171), (4420, 14004), (4668, 13260), (4680, 13226), (5057, 12240), (5304, 11670), (5835, 10608), (6120, 10114), (6224, 9945), (6613, 9360), (6630, 9336), (7002, 8840), (7780, 7956)]