390712560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{232567}}^1$

素因数の和:232590

約数の個数: 80

約数和(自身を含む): 1384244736

約数和(自身を除く): 993532176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 232567, 465134, 697701, 930268, 1162835, 1395402, 1627969, 1860536, 2325670, 2790804, 3255938, 3488505, 3721072, 4651340, 4883907, 5581608, 6511876, 6977010, 8139845, 9302680, 9767814, 11163216, 13023752, 13954020, 16279690, 18605360, 19535628, 24419535, 26047504, 27908040, 32559380, 39071256, 48839070, 55816080, 65118760, 78142512, 97678140, 130237520, 195356280, 390712560]

約数ペア:

[(1, 390712560), (2, 195356280), (3, 130237520), (4, 97678140), (5, 78142512), (6, 65118760), (7, 55816080), (8, 48839070), (10, 39071256), (12, 32559380), (14, 27908040), (15, 26047504), (16, 24419535), (20, 19535628), (21, 18605360), (24, 16279690), (28, 13954020), (30, 13023752), (35, 11163216), (40, 9767814), (42, 9302680), (48, 8139845), (56, 6977010), (60, 6511876), (70, 5581608), (80, 4883907), (84, 4651340), (105, 3721072), (112, 3488505), (120, 3255938), (140, 2790804), (168, 2325670), (210, 1860536), (240, 1627969), (280, 1395402), (336, 1162835), (420, 930268), (560, 697701), (840, 465134), (1680, 232567)]