164097640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 447068160

約数和(自身を除く): 282970520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 83, 92, 115, 140, 161, 166, 184, 230, 280, 307, 322, 332, 415, 460, 581, 614, 644, 664, 805, 830, 920, 1162, 1228, 1288, 1535, 1610, 1660, 1909, 2149, 2324, 2456, 2905, 3070, 3220, 3320, 3818, 4298, 4648, 5810, 6140, 6440, 7061, 7636, 8596, 9545, 10745, 11620, 12280, 13363, 14122, 15272, 17192, 19090, 21490, 23240, 25481, 26726, 28244, 35305, 38180, 42980, 49427, 50962, 53452, 56488, 66815, 70610, 76360, 85960, 98854, 101924, 106904, 127405, 133630, 141220, 178367, 197708, 203848, 247135, 254810, 267260, 282440, 356734, 395416, 494270, 509620, 534520, 586063, 713468, 891835, 988540, 1019240, 1172126, 1426936, 1783670, 1977080, 2344252, 2930315, 3567340, 4102441, 4688504, 5860630, 7134680, 8204882, 11721260, 16409764, 20512205, 23442520, 32819528, 41024410, 82048820, 164097640]

約数ペア:

[(1, 164097640), (2, 82048820), (4, 41024410), (5, 32819528), (7, 23442520), (8, 20512205), (10, 16409764), (14, 11721260), (20, 8204882), (23, 7134680), (28, 5860630), (35, 4688504), (40, 4102441), (46, 3567340), (56, 2930315), (70, 2344252), (83, 1977080), (92, 1783670), (115, 1426936), (140, 1172126), (161, 1019240), (166, 988540), (184, 891835), (230, 713468), (280, 586063), (307, 534520), (322, 509620), (332, 494270), (415, 395416), (460, 356734), (581, 282440), (614, 267260), (644, 254810), (664, 247135), (805, 203848), (830, 197708), (920, 178367), (1162, 141220), (1228, 133630), (1288, 127405), (1535, 106904), (1610, 101924), (1660, 98854), (1909, 85960), (2149, 76360), (2324, 70610), (2456, 66815), (2905, 56488), (3070, 53452), (3220, 50962), (3320, 49427), (3818, 42980), (4298, 38180), (4648, 35305), (5810, 28244), (6140, 26726), (6440, 25481), (7061, 23240), (7636, 21490), (8596, 19090), (9545, 17192), (10745, 15272), (11620, 14122), (12280, 13363)]