18161640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7207}}^1$

素因数の和:7231

約数の個数: 96

約数和(自身を含む): 67466880

約数和(自身を除く): 49305240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7207, 14414, 21621, 28828, 36035, 43242, 50449, 57656, 64863, 72070, 86484, 100898, 108105, 129726, 144140, 151347, 172968, 201796, 216210, 252245, 259452, 288280, 302694, 324315, 403592, 432420, 454041, 504490, 518904, 605388, 648630, 756735, 864840, 908082, 1008980, 1210776, 1297260, 1513470, 1816164, 2017960, 2270205, 2594520, 3026940, 3632328, 4540410, 6053880, 9080820, 18161640]

約数ペア:

[(1, 18161640), (2, 9080820), (3, 6053880), (4, 4540410), (5, 3632328), (6, 3026940), (7, 2594520), (8, 2270205), (9, 2017960), (10, 1816164), (12, 1513470), (14, 1297260), (15, 1210776), (18, 1008980), (20, 908082), (21, 864840), (24, 756735), (28, 648630), (30, 605388), (35, 518904), (36, 504490), (40, 454041), (42, 432420), (45, 403592), (56, 324315), (60, 302694), (63, 288280), (70, 259452), (72, 252245), (84, 216210), (90, 201796), (105, 172968), (120, 151347), (126, 144140), (140, 129726), (168, 108105), (180, 100898), (210, 86484), (252, 72070), (280, 64863), (315, 57656), (360, 50449), (420, 43242), (504, 36035), (630, 28828), (840, 21621), (1260, 14414), (2520, 7207)]