86723120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 180

約数和(自身を含む): 243026112

約数和(自身を除く): 156302992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 80, 85, 88, 110, 121, 124, 136, 155, 170, 176, 187, 220, 242, 248, 272, 289, 310, 340, 341, 374, 440, 484, 496, 527, 578, 605, 620, 680, 682, 748, 880, 935, 968, 1054, 1156, 1210, 1240, 1360, 1364, 1445, 1496, 1705, 1870, 1936, 2057, 2108, 2312, 2420, 2480, 2635, 2728, 2890, 2992, 3179, 3410, 3740, 3751, 4114, 4216, 4624, 4840, 5270, 5456, 5780, 5797, 6358, 6820, 7480, 7502, 8228, 8432, 8959, 9680, 10285, 10540, 11560, 11594, 12716, 13640, 14960, 15004, 15895, 16456, 17918, 18755, 20570, 21080, 23120, 23188, 25432, 27280, 28985, 30008, 31790, 32912, 34969, 35836, 37510, 41140, 42160, 44795, 46376, 50864, 57970, 60016, 63580, 63767, 69938, 71672, 75020, 82280, 89590, 92752, 98549, 115940, 127160, 127534, 139876, 143344, 150040, 164560, 174845, 179180, 197098, 231880, 254320, 255068, 279752, 300080, 318835, 349690, 358360, 394196, 463760, 492745, 510136, 559504, 637670, 699380, 716720, 788392, 985490, 1020272, 1084039, 1275340, 1398760, 1576784, 1970980, 2168078, 2550680, 2797520, 3941960, 4336156, 5101360, 5420195, 7883920, 8672312, 10840390, 17344624, 21680780, 43361560, 86723120]

約数ペア:

[(1, 86723120), (2, 43361560), (4, 21680780), (5, 17344624), (8, 10840390), (10, 8672312), (11, 7883920), (16, 5420195), (17, 5101360), (20, 4336156), (22, 3941960), (31, 2797520), (34, 2550680), (40, 2168078), (44, 1970980), (55, 1576784), (62, 1398760), (68, 1275340), (80, 1084039), (85, 1020272), (88, 985490), (110, 788392), (121, 716720), (124, 699380), (136, 637670), (155, 559504), (170, 510136), (176, 492745), (187, 463760), (220, 394196), (242, 358360), (248, 349690), (272, 318835), (289, 300080), (310, 279752), (340, 255068), (341, 254320), (374, 231880), (440, 197098), (484, 179180), (496, 174845), (527, 164560), (578, 150040), (605, 143344), (620, 139876), (680, 127534), (682, 127160), (748, 115940), (880, 98549), (935, 92752), (968, 89590), (1054, 82280), (1156, 75020), (1210, 71672), (1240, 69938), (1360, 63767), (1364, 63580), (1445, 60016), (1496, 57970), (1705, 50864), (1870, 46376), (1936, 44795), (2057, 42160), (2108, 41140), (2312, 37510), (2420, 35836), (2480, 34969), (2635, 32912), (2728, 31790), (2890, 30008), (2992, 28985), (3179, 27280), (3410, 25432), (3740, 23188), (3751, 23120), (4114, 21080), (4216, 20570), (4624, 18755), (4840, 17918), (5270, 16456), (5456, 15895), (5780, 15004), (5797, 14960), (6358, 13640), (6820, 12716), (7480, 11594), (7502, 11560), (8228, 10540), (8432, 10285), (8959, 9680)]