139970040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{166631}}^1$

素因数の和:166652

約数の個数: 64

約数和(自身を含む): 479900160

約数和(自身を除く): 339930120

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, 166631, 333262, 499893, 666524, 833155, 999786, 1166417, 1333048, 1666310, 1999572, 2332834, 2499465, 3332620, 3499251, 3999144, 4665668, 4998930, 5832085, 6665240, 6998502, 9331336, 9997860, 11664170, 13997004, 17496255, 19995720, 23328340, 27994008, 34992510, 46656680, 69985020, 139970040]

約数ペア:

[(1, 139970040), (2, 69985020), (3, 46656680), (4, 34992510), (5, 27994008), (6, 23328340), (7, 19995720), (8, 17496255), (10, 13997004), (12, 11664170), (14, 9997860), (15, 9331336), (20, 6998502), (21, 6665240), (24, 5832085), (28, 4998930), (30, 4665668), (35, 3999144), (40, 3499251), (42, 3332620), (56, 2499465), (60, 2332834), (70, 1999572), (84, 1666310), (105, 1333048), (120, 1166417), (140, 999786), (168, 833155), (210, 666524), (280, 499893), (420, 333262), (840, 166631)]