87274980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 216

約数和(自身を含む): 303750720

約数和(自身を除く): 216475740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 151, 156, 169, 171, 180, 190, 195, 228, 234, 247, 260, 285, 302, 338, 342, 380, 390, 453, 468, 494, 507, 570, 585, 604, 676, 684, 741, 755, 780, 845, 855, 906, 988, 1014, 1140, 1170, 1235, 1359, 1482, 1510, 1521, 1690, 1710, 1812, 1963, 2028, 2223, 2265, 2340, 2470, 2535, 2718, 2869, 2964, 3020, 3042, 3211, 3380, 3420, 3705, 3926, 4446, 4530, 4940, 5070, 5436, 5738, 5889, 6084, 6422, 6795, 7410, 7605, 7852, 8607, 8892, 9060, 9633, 9815, 10140, 11115, 11476, 11778, 12844, 13590, 14345, 14820, 15210, 16055, 17214, 17667, 19266, 19630, 22230, 23556, 25519, 25821, 27180, 28690, 28899, 29445, 30420, 32110, 34428, 35334, 37297, 38532, 39260, 43035, 44460, 48165, 51038, 51642, 57380, 57798, 58890, 64220, 70668, 74594, 76557, 86070, 88335, 96330, 102076, 103284, 111891, 115596, 117780, 127595, 129105, 144495, 149188, 153114, 172140, 176670, 186485, 192660, 223782, 229671, 255190, 258210, 288990, 306228, 335673, 353340, 372970, 382785, 447564, 459342, 484861, 510380, 516420, 559455, 577980, 671346, 745940, 765570, 918684, 969722, 1118910, 1148355, 1342692, 1454583, 1531140, 1678365, 1939444, 2237820, 2296710, 2424305, 2909166, 3356730, 4363749, 4593420, 4848610, 5818332, 6713460, 7272915, 8727498, 9697220, 14545830, 17454996, 21818745, 29091660, 43637490, 87274980]

約数ペア:

[(1, 87274980), (2, 43637490), (3, 29091660), (4, 21818745), (5, 17454996), (6, 14545830), (9, 9697220), (10, 8727498), (12, 7272915), (13, 6713460), (15, 5818332), (18, 4848610), (19, 4593420), (20, 4363749), (26, 3356730), (30, 2909166), (36, 2424305), (38, 2296710), (39, 2237820), (45, 1939444), (52, 1678365), (57, 1531140), (60, 1454583), (65, 1342692), (76, 1148355), (78, 1118910), (90, 969722), (95, 918684), (114, 765570), (117, 745940), (130, 671346), (151, 577980), (156, 559455), (169, 516420), (171, 510380), (180, 484861), (190, 459342), (195, 447564), (228, 382785), (234, 372970), (247, 353340), (260, 335673), (285, 306228), (302, 288990), (338, 258210), (342, 255190), (380, 229671), (390, 223782), (453, 192660), (468, 186485), (494, 176670), (507, 172140), (570, 153114), (585, 149188), (604, 144495), (676, 129105), (684, 127595), (741, 117780), (755, 115596), (780, 111891), (845, 103284), (855, 102076), (906, 96330), (988, 88335), (1014, 86070), (1140, 76557), (1170, 74594), (1235, 70668), (1359, 64220), (1482, 58890), (1510, 57798), (1521, 57380), (1690, 51642), (1710, 51038), (1812, 48165), (1963, 44460), (2028, 43035), (2223, 39260), (2265, 38532), (2340, 37297), (2470, 35334), (2535, 34428), (2718, 32110), (2869, 30420), (2964, 29445), (3020, 28899), (3042, 28690), (3211, 27180), (3380, 25821), (3420, 25519), (3705, 23556), (3926, 22230), (4446, 19630), (4530, 19266), (4940, 17667), (5070, 17214), (5436, 16055), (5738, 15210), (5889, 14820), (6084, 14345), (6422, 13590), (6795, 12844), (7410, 11778), (7605, 11476), (7852, 11115), (8607, 10140), (8892, 9815), (9060, 9633)]