140995580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 344736000

約数和(自身を除く): 203740420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 89, 95, 110, 178, 190, 209, 220, 356, 379, 380, 418, 445, 758, 836, 890, 979, 1045, 1516, 1691, 1780, 1895, 1958, 2090, 3382, 3790, 3916, 4169, 4180, 4895, 6764, 7201, 7580, 8338, 8455, 9790, 14402, 16676, 16910, 18601, 19580, 20845, 28804, 33731, 33820, 36005, 37202, 41690, 67462, 72010, 74404, 79211, 83380, 93005, 134924, 144020, 158422, 168655, 186010, 316844, 337310, 371041, 372020, 396055, 640889, 674620, 742082, 792110, 1281778, 1484164, 1584220, 1855205, 2563556, 3204445, 3710410, 6408890, 7049779, 7420820, 12817780, 14099558, 28199116, 35248895, 70497790, 140995580]

約数ペア:

[(1, 140995580), (2, 70497790), (4, 35248895), (5, 28199116), (10, 14099558), (11, 12817780), (19, 7420820), (20, 7049779), (22, 6408890), (38, 3710410), (44, 3204445), (55, 2563556), (76, 1855205), (89, 1584220), (95, 1484164), (110, 1281778), (178, 792110), (190, 742082), (209, 674620), (220, 640889), (356, 396055), (379, 372020), (380, 371041), (418, 337310), (445, 316844), (758, 186010), (836, 168655), (890, 158422), (979, 144020), (1045, 134924), (1516, 93005), (1691, 83380), (1780, 79211), (1895, 74404), (1958, 72010), (2090, 67462), (3382, 41690), (3790, 37202), (3916, 36005), (4169, 33820), (4180, 33731), (4895, 28804), (6764, 20845), (7201, 19580), (7580, 18601), (8338, 16910), (8455, 16676), (9790, 14402)]