90005280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 304819200

約数和(自身を除く): 214813920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 71, 76, 80, 95, 96, 114, 120, 139, 142, 152, 160, 190, 213, 228, 240, 278, 284, 285, 304, 355, 380, 417, 426, 456, 480, 556, 568, 570, 608, 695, 710, 760, 834, 852, 912, 1065, 1112, 1136, 1140, 1349, 1390, 1420, 1520, 1668, 1704, 1824, 2085, 2130, 2224, 2272, 2280, 2641, 2698, 2780, 2840, 3040, 3336, 3408, 4047, 4170, 4260, 4448, 4560, 5282, 5396, 5560, 5680, 6672, 6745, 6816, 7923, 8094, 8340, 8520, 9120, 9869, 10564, 10792, 11120, 11360, 13205, 13344, 13490, 15846, 16188, 16680, 17040, 19738, 20235, 21128, 21584, 22240, 26410, 26980, 29607, 31692, 32376, 33360, 34080, 39476, 39615, 40470, 42256, 43168, 49345, 52820, 53960, 59214, 63384, 64752, 66720, 78952, 79230, 80940, 84512, 98690, 105640, 107920, 118428, 126768, 129504, 148035, 157904, 158460, 161880, 187511, 197380, 211280, 215840, 236856, 253536, 296070, 315808, 316920, 323760, 375022, 394760, 422560, 473712, 562533, 592140, 633840, 647520, 750044, 789520, 937555, 947424, 1125066, 1184280, 1267680, 1500088, 1579040, 1875110, 2250132, 2368560, 2812665, 3000176, 3750220, 4500264, 4737120, 5625330, 6000352, 7500440, 9000528, 11250660, 15000880, 18001056, 22501320, 30001760, 45002640, 90005280]

約数ペア:

[(1, 90005280), (2, 45002640), (3, 30001760), (4, 22501320), (5, 18001056), (6, 15000880), (8, 11250660), (10, 9000528), (12, 7500440), (15, 6000352), (16, 5625330), (19, 4737120), (20, 4500264), (24, 3750220), (30, 3000176), (32, 2812665), (38, 2368560), (40, 2250132), (48, 1875110), (57, 1579040), (60, 1500088), (71, 1267680), (76, 1184280), (80, 1125066), (95, 947424), (96, 937555), (114, 789520), (120, 750044), (139, 647520), (142, 633840), (152, 592140), (160, 562533), (190, 473712), (213, 422560), (228, 394760), (240, 375022), (278, 323760), (284, 316920), (285, 315808), (304, 296070), (355, 253536), (380, 236856), (417, 215840), (426, 211280), (456, 197380), (480, 187511), (556, 161880), (568, 158460), (570, 157904), (608, 148035), (695, 129504), (710, 126768), (760, 118428), (834, 107920), (852, 105640), (912, 98690), (1065, 84512), (1112, 80940), (1136, 79230), (1140, 78952), (1349, 66720), (1390, 64752), (1420, 63384), (1520, 59214), (1668, 53960), (1704, 52820), (1824, 49345), (2085, 43168), (2130, 42256), (2224, 40470), (2272, 39615), (2280, 39476), (2641, 34080), (2698, 33360), (2780, 32376), (2840, 31692), (3040, 29607), (3336, 26980), (3408, 26410), (4047, 22240), (4170, 21584), (4260, 21128), (4448, 20235), (4560, 19738), (5282, 17040), (5396, 16680), (5560, 16188), (5680, 15846), (6672, 13490), (6745, 13344), (6816, 13205), (7923, 11360), (8094, 11120), (8340, 10792), (8520, 10564), (9120, 9869)]