161020272

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:555

約数の個数: 120

約数和(自身を含む): 487635456

約数和(自身を除く): 326615184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 223, 294, 307, 336, 392, 446, 588, 614, 669, 784, 892, 921, 1176, 1228, 1338, 1561, 1784, 1842, 2149, 2352, 2456, 2676, 3122, 3568, 3684, 4298, 4683, 4912, 5352, 6244, 6447, 7368, 8596, 9366, 10704, 10927, 12488, 12894, 14736, 15043, 17192, 18732, 21854, 24976, 25788, 30086, 32781, 34384, 37464, 43708, 45129, 51576, 60172, 65562, 68461, 74928, 87416, 90258, 103152, 120344, 131124, 136922, 174832, 180516, 205383, 240688, 262248, 273844, 361032, 410766, 479227, 524496, 547688, 722064, 821532, 958454, 1095376, 1437681, 1643064, 1916908, 2875362, 3286128, 3354589, 3833816, 5750724, 6709178, 7667632, 10063767, 11501448, 13418356, 20127534, 23002896, 26836712, 40255068, 53673424, 80510136, 161020272]

約数ペア:

[(1, 161020272), (2, 80510136), (3, 53673424), (4, 40255068), (6, 26836712), (7, 23002896), (8, 20127534), (12, 13418356), (14, 11501448), (16, 10063767), (21, 7667632), (24, 6709178), (28, 5750724), (42, 3833816), (48, 3354589), (49, 3286128), (56, 2875362), (84, 1916908), (98, 1643064), (112, 1437681), (147, 1095376), (168, 958454), (196, 821532), (223, 722064), (294, 547688), (307, 524496), (336, 479227), (392, 410766), (446, 361032), (588, 273844), (614, 262248), (669, 240688), (784, 205383), (892, 180516), (921, 174832), (1176, 136922), (1228, 131124), (1338, 120344), (1561, 103152), (1784, 90258), (1842, 87416), (2149, 74928), (2352, 68461), (2456, 65562), (2676, 60172), (3122, 51576), (3568, 45129), (3684, 43708), (4298, 37464), (4683, 34384), (4912, 32781), (5352, 30086), (6244, 25788), (6447, 24976), (7368, 21854), (8596, 18732), (9366, 17192), (10704, 15043), (10927, 14736), (12488, 12894)]