171209220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31357}}^1$

素因数の和:31389

約数の個数: 96

約数和(自身を含む): 590032128

約数和(自身を除く): 418822908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 31357, 62714, 94071, 125428, 156785, 188142, 219499, 313570, 376284, 407641, 438998, 470355, 627140, 658497, 815282, 877996, 940710, 1097495, 1222923, 1316994, 1630564, 1881420, 2038205, 2194990, 2445846, 2633988, 2853487, 3292485, 4076410, 4389980, 4891692, 5706974, 6114615, 6584970, 8152820, 8560461, 11413948, 12229230, 13169940, 14267435, 17120922, 24458460, 28534870, 34241844, 42802305, 57069740, 85604610, 171209220]

約数ペア:

[(1, 171209220), (2, 85604610), (3, 57069740), (4, 42802305), (5, 34241844), (6, 28534870), (7, 24458460), (10, 17120922), (12, 14267435), (13, 13169940), (14, 12229230), (15, 11413948), (20, 8560461), (21, 8152820), (26, 6584970), (28, 6114615), (30, 5706974), (35, 4891692), (39, 4389980), (42, 4076410), (52, 3292485), (60, 2853487), (65, 2633988), (70, 2445846), (78, 2194990), (84, 2038205), (91, 1881420), (105, 1630564), (130, 1316994), (140, 1222923), (156, 1097495), (182, 940710), (195, 877996), (210, 815282), (260, 658497), (273, 627140), (364, 470355), (390, 438998), (420, 407641), (455, 376284), (546, 313570), (780, 219499), (910, 188142), (1092, 156785), (1365, 125428), (1820, 94071), (2730, 62714), (5460, 31357)]