30790211840

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{775963}}^1$

素因数の和:776015

約数の個数: 72

約数和(自身を含む): 76131379968

約数和(自身を除く): 45341168128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 39680, 775963, 1551926, 3103852, 3879815, 6207704, 7759630, 12415408, 15519260, 24054853, 24830816, 31038520, 48109706, 49661632, 62077040, 96219412, 99323264, 120274265, 124154080, 192438824, 198646528, 240548530, 248308160, 384877648, 481097060, 496616320, 769755296, 962194120, 993232640, 1539510592, 1924388240, 3079021184, 3848776480, 6158042368, 7697552960, 15395105920, 30790211840]

約数ペア:

[(1, 30790211840), (2, 15395105920), (4, 7697552960), (5, 6158042368), (8, 3848776480), (10, 3079021184), (16, 1924388240), (20, 1539510592), (31, 993232640), (32, 962194120), (40, 769755296), (62, 496616320), (64, 481097060), (80, 384877648), (124, 248308160), (128, 240548530), (155, 198646528), (160, 192438824), (248, 124154080), (256, 120274265), (310, 99323264), (320, 96219412), (496, 62077040), (620, 49661632), (640, 48109706), (992, 31038520), (1240, 24830816), (1280, 24054853), (1984, 15519260), (2480, 12415408), (3968, 7759630), (4960, 6207704), (7936, 3879815), (9920, 3103852), (19840, 1551926), (39680, 775963)]