164640840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15077}}^1$

素因数の和:15111

約数の個数: 128

約数和(自身を含む): 607944960

約数和(自身を除く): 443304120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 15077, 30154, 45231, 60308, 75385, 90462, 105539, 120616, 150770, 180924, 196001, 211078, 226155, 301540, 316617, 361848, 392002, 422156, 452310, 527695, 588003, 603080, 633234, 784004, 844312, 904620, 980005, 1055390, 1176006, 1266468, 1372007, 1568008, 1583085, 1809240, 1960010, 2110780, 2352012, 2532936, 2744014, 2940015, 3166170, 3920020, 4116021, 4221560, 4704024, 5488028, 5880030, 6332340, 6860035, 7840040, 8232042, 10976056, 11760060, 12664680, 13720070, 16464084, 20580105, 23520120, 27440140, 32928168, 41160210, 54880280, 82320420, 164640840]

約数ペア:

[(1, 164640840), (2, 82320420), (3, 54880280), (4, 41160210), (5, 32928168), (6, 27440140), (7, 23520120), (8, 20580105), (10, 16464084), (12, 13720070), (13, 12664680), (14, 11760060), (15, 10976056), (20, 8232042), (21, 7840040), (24, 6860035), (26, 6332340), (28, 5880030), (30, 5488028), (35, 4704024), (39, 4221560), (40, 4116021), (42, 3920020), (52, 3166170), (56, 2940015), (60, 2744014), (65, 2532936), (70, 2352012), (78, 2110780), (84, 1960010), (91, 1809240), (104, 1583085), (105, 1568008), (120, 1372007), (130, 1266468), (140, 1176006), (156, 1055390), (168, 980005), (182, 904620), (195, 844312), (210, 784004), (260, 633234), (273, 603080), (280, 588003), (312, 527695), (364, 452310), (390, 422156), (420, 392002), (455, 361848), (520, 316617), (546, 301540), (728, 226155), (780, 211078), (840, 196001), (910, 180924), (1092, 150770), (1365, 120616), (1560, 105539), (1820, 90462), (2184, 75385), (2730, 60308), (3640, 45231), (5460, 30154), (10920, 15077)]