320765004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{1171}}^1$

素因数の和:2275

約数の個数: 72

約数和(自身を含む): 928299008

約数和(自身を除く): 607534004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1087, 1171, 2174, 2342, 3261, 3513, 4348, 4684, 6522, 7026, 7609, 8197, 9783, 10539, 13044, 14052, 15218, 16394, 19566, 21078, 22827, 24591, 30436, 32788, 39132, 42156, 45654, 49182, 68481, 73773, 91308, 98364, 136962, 147546, 273924, 295092, 1272877, 2545754, 3818631, 5091508, 7637262, 8910139, 11455893, 15274524, 17820278, 22911786, 26730417, 35640556, 45823572, 53460834, 80191251, 106921668, 160382502, 320765004]

約数ペア:

[(1, 320765004), (2, 160382502), (3, 106921668), (4, 80191251), (6, 53460834), (7, 45823572), (9, 35640556), (12, 26730417), (14, 22911786), (18, 17820278), (21, 15274524), (28, 11455893), (36, 8910139), (42, 7637262), (63, 5091508), (84, 3818631), (126, 2545754), (252, 1272877), (1087, 295092), (1171, 273924), (2174, 147546), (2342, 136962), (3261, 98364), (3513, 91308), (4348, 73773), (4684, 68481), (6522, 49182), (7026, 45654), (7609, 42156), (8197, 39132), (9783, 32788), (10539, 30436), (13044, 24591), (14052, 22827), (15218, 21078), (16394, 19566)]