84521640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{100621}}^1$

素因数の和:100642

約数の個数: 64

約数和(自身を含む): 289791360

約数和(自身を除く): 205269720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 100621, 201242, 301863, 402484, 503105, 603726, 704347, 804968, 1006210, 1207452, 1408694, 1509315, 2012420, 2113041, 2414904, 2817388, 3018630, 3521735, 4024840, 4226082, 5634776, 6037260, 7043470, 8452164, 10565205, 12074520, 14086940, 16904328, 21130410, 28173880, 42260820, 84521640]

約数ペア:

[(1, 84521640), (2, 42260820), (3, 28173880), (4, 21130410), (5, 16904328), (6, 14086940), (7, 12074520), (8, 10565205), (10, 8452164), (12, 7043470), (14, 6037260), (15, 5634776), (20, 4226082), (21, 4024840), (24, 3521735), (28, 3018630), (30, 2817388), (35, 2414904), (40, 2113041), (42, 2012420), (56, 1509315), (60, 1408694), (70, 1207452), (84, 1006210), (105, 804968), (120, 704347), (140, 603726), (168, 503105), (210, 402484), (280, 301863), (420, 201242), (840, 100621)]