12916680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{15377}}^1$

素因数の和:15398

約数の個数: 64

約数和(自身を含む): 44288640

約数和(自身を除く): 31371960

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, 15377, 30754, 46131, 61508, 76885, 92262, 107639, 123016, 153770, 184524, 215278, 230655, 307540, 322917, 369048, 430556, 461310, 538195, 615080, 645834, 861112, 922620, 1076390, 1291668, 1614585, 1845240, 2152780, 2583336, 3229170, 4305560, 6458340, 12916680]

約数ペア:

[(1, 12916680), (2, 6458340), (3, 4305560), (4, 3229170), (5, 2583336), (6, 2152780), (7, 1845240), (8, 1614585), (10, 1291668), (12, 1076390), (14, 922620), (15, 861112), (20, 645834), (21, 615080), (24, 538195), (28, 461310), (30, 430556), (35, 369048), (40, 322917), (42, 307540), (56, 230655), (60, 215278), (70, 184524), (84, 153770), (105, 123016), (120, 107639), (140, 92262), (168, 76885), (210, 61508), (280, 46131), (420, 30754), (840, 15377)]