640138200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 288

約数和(自身を含む): 2205662400

約数和(自身を除く): 1565524200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 59, 60, 65, 75, 78, 100, 104, 107, 118, 120, 130, 150, 156, 169, 177, 195, 200, 214, 236, 260, 295, 300, 312, 321, 325, 338, 354, 390, 428, 472, 507, 520, 535, 590, 600, 642, 650, 676, 708, 767, 780, 845, 856, 885, 975, 1014, 1070, 1180, 1284, 1300, 1352, 1391, 1416, 1475, 1534, 1560, 1605, 1690, 1770, 1950, 2028, 2140, 2301, 2360, 2535, 2568, 2600, 2675, 2782, 2950, 3068, 3210, 3380, 3540, 3835, 3900, 4056, 4173, 4225, 4280, 4425, 4602, 5070, 5350, 5564, 5900, 6136, 6313, 6420, 6760, 6955, 7080, 7670, 7800, 8025, 8346, 8450, 8850, 9204, 9971, 10140, 10700, 11128, 11505, 11800, 12626, 12675, 12840, 13910, 15340, 16050, 16692, 16900, 17700, 18083, 18408, 18939, 19175, 19942, 20280, 20865, 21400, 23010, 25252, 25350, 27820, 29913, 30680, 31565, 32100, 33384, 33800, 34775, 35400, 36166, 37878, 38350, 39884, 41730, 46020, 49855, 50504, 50700, 54249, 55640, 57525, 59826, 63130, 64200, 69550, 72332, 75756, 76700, 79768, 82069, 83460, 90415, 92040, 94695, 99710, 101400, 104325, 108498, 115050, 119652, 126260, 139100, 144664, 149565, 151512, 153400, 157825, 164138, 166920, 180830, 189390, 199420, 208650, 216996, 230100, 239304, 246207, 249275, 252520, 271245, 278200, 299130, 315650, 328276, 361660, 378780, 398840, 410345, 417300, 433992, 452075, 460200, 473475, 492414, 498550, 542490, 598260, 631300, 656552, 723320, 747825, 757560, 820690, 834600, 904150, 946950, 984828, 997100, 1066897, 1084980, 1196520, 1231035, 1262600, 1356225, 1495650, 1641380, 1808300, 1893900, 1969656, 1994200, 2051725, 2133794, 2169960, 2462070, 2712450, 2991300, 3200691, 3282760, 3616600, 3787800, 4103450, 4267588, 4924140, 5334485, 5424900, 5982600, 6155175, 6401382, 8206900, 8535176, 9848280, 10668970, 10849800, 12310350, 12802764, 16003455, 16413800, 21337940, 24620700, 25605528, 26672425, 32006910, 42675880, 49241400, 53344850, 64013820, 80017275, 106689700, 128027640, 160034550, 213379400, 320069100, 640138200]

約数ペア:

[(1, 640138200), (2, 320069100), (3, 213379400), (4, 160034550), (5, 128027640), (6, 106689700), (8, 80017275), (10, 64013820), (12, 53344850), (13, 49241400), (15, 42675880), (20, 32006910), (24, 26672425), (25, 25605528), (26, 24620700), (30, 21337940), (39, 16413800), (40, 16003455), (50, 12802764), (52, 12310350), (59, 10849800), (60, 10668970), (65, 9848280), (75, 8535176), (78, 8206900), (100, 6401382), (104, 6155175), (107, 5982600), (118, 5424900), (120, 5334485), (130, 4924140), (150, 4267588), (156, 4103450), (169, 3787800), (177, 3616600), (195, 3282760), (200, 3200691), (214, 2991300), (236, 2712450), (260, 2462070), (295, 2169960), (300, 2133794), (312, 2051725), (321, 1994200), (325, 1969656), (338, 1893900), (354, 1808300), (390, 1641380), (428, 1495650), (472, 1356225), (507, 1262600), (520, 1231035), (535, 1196520), (590, 1084980), (600, 1066897), (642, 997100), (650, 984828), (676, 946950), (708, 904150), (767, 834600), (780, 820690), (845, 757560), (856, 747825), (885, 723320), (975, 656552), (1014, 631300), (1070, 598260), (1180, 542490), (1284, 498550), (1300, 492414), (1352, 473475), (1391, 460200), (1416, 452075), (1475, 433992), (1534, 417300), (1560, 410345), (1605, 398840), (1690, 378780), (1770, 361660), (1950, 328276), (2028, 315650), (2140, 299130), (2301, 278200), (2360, 271245), (2535, 252520), (2568, 249275), (2600, 246207), (2675, 239304), (2782, 230100), (2950, 216996), (3068, 208650), (3210, 199420), (3380, 189390), (3540, 180830), (3835, 166920), (3900, 164138), (4056, 157825), (4173, 153400), (4225, 151512), (4280, 149565), (4425, 144664), (4602, 139100), (5070, 126260), (5350, 119652), (5564, 115050), (5900, 108498), (6136, 104325), (6313, 101400), (6420, 99710), (6760, 94695), (6955, 92040), (7080, 90415), (7670, 83460), (7800, 82069), (8025, 79768), (8346, 76700), (8450, 75756), (8850, 72332), (9204, 69550), (9971, 64200), (10140, 63130), (10700, 59826), (11128, 57525), (11505, 55640), (11800, 54249), (12626, 50700), (12675, 50504), (12840, 49855), (13910, 46020), (15340, 41730), (16050, 39884), (16692, 38350), (16900, 37878), (17700, 36166), (18083, 35400), (18408, 34775), (18939, 33800), (19175, 33384), (19942, 32100), (20280, 31565), (20865, 30680), (21400, 29913), (23010, 27820), (25252, 25350)]