77980500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 288

約数和(自身を含む): 279831552

約数和(自身を除く): 201851052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 31, 36, 39, 43, 45, 50, 52, 60, 62, 65, 75, 78, 86, 90, 93, 100, 117, 124, 125, 129, 130, 150, 155, 156, 172, 180, 186, 195, 215, 225, 234, 250, 258, 260, 279, 300, 310, 325, 372, 375, 387, 390, 403, 430, 450, 465, 468, 500, 516, 558, 559, 585, 620, 645, 650, 750, 774, 775, 780, 806, 860, 900, 930, 975, 1075, 1116, 1118, 1125, 1170, 1209, 1290, 1300, 1333, 1395, 1500, 1548, 1550, 1612, 1625, 1677, 1860, 1935, 1950, 2015, 2150, 2236, 2250, 2325, 2340, 2418, 2580, 2666, 2790, 2795, 2925, 3100, 3225, 3250, 3354, 3627, 3870, 3875, 3900, 3999, 4030, 4300, 4500, 4650, 4836, 4875, 5031, 5332, 5375, 5580, 5590, 5850, 6045, 6450, 6500, 6665, 6708, 6975, 7254, 7740, 7750, 7998, 8060, 8385, 9300, 9675, 9750, 10062, 10075, 10750, 11180, 11625, 11700, 11997, 12090, 12900, 13330, 13950, 13975, 14508, 14625, 15500, 15996, 16125, 16770, 17329, 18135, 19350, 19500, 19995, 20124, 20150, 21500, 23250, 23994, 24180, 25155, 26660, 27900, 27950, 29250, 30225, 32250, 33325, 33540, 34658, 34875, 36270, 38700, 39990, 40300, 41925, 46500, 47988, 48375, 50310, 50375, 51987, 55900, 58500, 59985, 60450, 64500, 66650, 69316, 69750, 69875, 72540, 79980, 83850, 86645, 90675, 96750, 99975, 100620, 100750, 103974, 119970, 120900, 125775, 133300, 139500, 139750, 151125, 155961, 166625, 167700, 173290, 181350, 193500, 199950, 201500, 207948, 209625, 239940, 251550, 259935, 279500, 299925, 302250, 311922, 333250, 346580, 362700, 399900, 419250, 433225, 453375, 499875, 503100, 519870, 599850, 604500, 623844, 628875, 666500, 779805, 838500, 866450, 906750, 999750, 1039740, 1199700, 1257750, 1299675, 1499625, 1559610, 1732900, 1813500, 1999500, 2166125, 2515500, 2599350, 2999250, 3119220, 3899025, 4332250, 5198700, 5998500, 6498375, 7798050, 8664500, 12996750, 15596100, 19495125, 25993500, 38990250, 77980500]

約数ペア:

[(1, 77980500), (2, 38990250), (3, 25993500), (4, 19495125), (5, 15596100), (6, 12996750), (9, 8664500), (10, 7798050), (12, 6498375), (13, 5998500), (15, 5198700), (18, 4332250), (20, 3899025), (25, 3119220), (26, 2999250), (30, 2599350), (31, 2515500), (36, 2166125), (39, 1999500), (43, 1813500), (45, 1732900), (50, 1559610), (52, 1499625), (60, 1299675), (62, 1257750), (65, 1199700), (75, 1039740), (78, 999750), (86, 906750), (90, 866450), (93, 838500), (100, 779805), (117, 666500), (124, 628875), (125, 623844), (129, 604500), (130, 599850), (150, 519870), (155, 503100), (156, 499875), (172, 453375), (180, 433225), (186, 419250), (195, 399900), (215, 362700), (225, 346580), (234, 333250), (250, 311922), (258, 302250), (260, 299925), (279, 279500), (300, 259935), (310, 251550), (325, 239940), (372, 209625), (375, 207948), (387, 201500), (390, 199950), (403, 193500), (430, 181350), (450, 173290), (465, 167700), (468, 166625), (500, 155961), (516, 151125), (558, 139750), (559, 139500), (585, 133300), (620, 125775), (645, 120900), (650, 119970), (750, 103974), (774, 100750), (775, 100620), (780, 99975), (806, 96750), (860, 90675), (900, 86645), (930, 83850), (975, 79980), (1075, 72540), (1116, 69875), (1118, 69750), (1125, 69316), (1170, 66650), (1209, 64500), (1290, 60450), (1300, 59985), (1333, 58500), (1395, 55900), (1500, 51987), (1548, 50375), (1550, 50310), (1612, 48375), (1625, 47988), (1677, 46500), (1860, 41925), (1935, 40300), (1950, 39990), (2015, 38700), (2150, 36270), (2236, 34875), (2250, 34658), (2325, 33540), (2340, 33325), (2418, 32250), (2580, 30225), (2666, 29250), (2790, 27950), (2795, 27900), (2925, 26660), (3100, 25155), (3225, 24180), (3250, 23994), (3354, 23250), (3627, 21500), (3870, 20150), (3875, 20124), (3900, 19995), (3999, 19500), (4030, 19350), (4300, 18135), (4500, 17329), (4650, 16770), (4836, 16125), (4875, 15996), (5031, 15500), (5332, 14625), (5375, 14508), (5580, 13975), (5590, 13950), (5850, 13330), (6045, 12900), (6450, 12090), (6500, 11997), (6665, 11700), (6708, 11625), (6975, 11180), (7254, 10750), (7740, 10075), (7750, 10062), (7998, 9750), (8060, 9675), (8385, 9300)]