71408255520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{21252457}}^1$

素因数の和:21252482

約数の個数: 96

約数和(自身を含む): 257069731968

約数和(自身を除く): 185661476448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 21252457, 42504914, 63757371, 85009828, 106262285, 127514742, 148767199, 170019656, 212524570, 255029484, 297534398, 318786855, 340039312, 425049140, 446301597, 510058968, 595068796, 637573710, 680078624, 743835995, 850098280, 892603194, 1020117936, 1190137592, 1275147420, 1487671990, 1700196560, 1785206388, 2040235872, 2231507985, 2380275184, 2550294840, 2975343980, 3400393120, 3570412776, 4463015970, 4760550368, 5100589680, 5950687960, 7140825552, 8926031940, 10201179360, 11901375920, 14281651104, 17852063880, 23802751840, 35704127760, 71408255520]

約数ペア:

[(1, 71408255520), (2, 35704127760), (3, 23802751840), (4, 17852063880), (5, 14281651104), (6, 11901375920), (7, 10201179360), (8, 8926031940), (10, 7140825552), (12, 5950687960), (14, 5100589680), (15, 4760550368), (16, 4463015970), (20, 3570412776), (21, 3400393120), (24, 2975343980), (28, 2550294840), (30, 2380275184), (32, 2231507985), (35, 2040235872), (40, 1785206388), (42, 1700196560), (48, 1487671990), (56, 1275147420), (60, 1190137592), (70, 1020117936), (80, 892603194), (84, 850098280), (96, 743835995), (105, 680078624), (112, 637573710), (120, 595068796), (140, 510058968), (160, 446301597), (168, 425049140), (210, 340039312), (224, 318786855), (240, 297534398), (280, 255029484), (336, 212524570), (420, 170019656), (480, 148767199), (560, 127514742), (672, 106262285), (840, 85009828), (1120, 63757371), (1680, 42504914), (3360, 21252457)]