239307964

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{359}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 517104000

約数和(自身を除く): 277796036

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 179, 196, 266, 358, 359, 532, 716, 718, 931, 1253, 1436, 1862, 2506, 2513, 3401, 3724, 5012, 5026, 6802, 6821, 8771, 10052, 13604, 13642, 17542, 17591, 23807, 27284, 35084, 35182, 47614, 47747, 64261, 70364, 95228, 95494, 128522, 166649, 190988, 257044, 333298, 334229, 449827, 666596, 668458, 899654, 1220959, 1336916, 1799308, 2441918, 3148789, 4883836, 6297578, 8546713, 12595156, 17093426, 34186852, 59826991, 119653982, 239307964]

約数ペア:

[(1, 239307964), (2, 119653982), (4, 59826991), (7, 34186852), (14, 17093426), (19, 12595156), (28, 8546713), (38, 6297578), (49, 4883836), (76, 3148789), (98, 2441918), (133, 1799308), (179, 1336916), (196, 1220959), (266, 899654), (358, 668458), (359, 666596), (532, 449827), (716, 334229), (718, 333298), (931, 257044), (1253, 190988), (1436, 166649), (1862, 128522), (2506, 95494), (2513, 95228), (3401, 70364), (3724, 64261), (5012, 47747), (5026, 47614), (6802, 35182), (6821, 35084), (8771, 27284), (10052, 23807), (13604, 17591), (13642, 17542)]