2547780900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19889}}^1$

素因数の和:19974

約数の個数: 144

約数和(自身を含む): 8563201920

約数和(自身を除く): 6015421020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 61, 70, 75, 84, 100, 105, 122, 140, 150, 175, 183, 210, 244, 300, 305, 350, 366, 420, 427, 525, 610, 700, 732, 854, 915, 1050, 1220, 1281, 1525, 1708, 1830, 2100, 2135, 2562, 3050, 3660, 4270, 4575, 5124, 6100, 6405, 8540, 9150, 10675, 12810, 18300, 19889, 21350, 25620, 32025, 39778, 42700, 59667, 64050, 79556, 99445, 119334, 128100, 139223, 198890, 238668, 278446, 298335, 397780, 417669, 497225, 556892, 596670, 696115, 835338, 994450, 1193340, 1213229, 1392230, 1491675, 1670676, 1988900, 2088345, 2426458, 2784460, 2983350, 3480575, 3639687, 4176690, 4852916, 5966700, 6066145, 6961150, 7279374, 8353380, 8492603, 10441725, 12132290, 13922300, 14558748, 16985206, 18198435, 20883450, 24264580, 25477809, 30330725, 33970412, 36396870, 41766900, 42463015, 50955618, 60661450, 72793740, 84926030, 90992175, 101911236, 121322900, 127389045, 169852060, 181984350, 212315075, 254778090, 363968700, 424630150, 509556180, 636945225, 849260300, 1273890450, 2547780900]

約数ペア:

[(1, 2547780900), (2, 1273890450), (3, 849260300), (4, 636945225), (5, 509556180), (6, 424630150), (7, 363968700), (10, 254778090), (12, 212315075), (14, 181984350), (15, 169852060), (20, 127389045), (21, 121322900), (25, 101911236), (28, 90992175), (30, 84926030), (35, 72793740), (42, 60661450), (50, 50955618), (60, 42463015), (61, 41766900), (70, 36396870), (75, 33970412), (84, 30330725), (100, 25477809), (105, 24264580), (122, 20883450), (140, 18198435), (150, 16985206), (175, 14558748), (183, 13922300), (210, 12132290), (244, 10441725), (300, 8492603), (305, 8353380), (350, 7279374), (366, 6961150), (420, 6066145), (427, 5966700), (525, 4852916), (610, 4176690), (700, 3639687), (732, 3480575), (854, 2983350), (915, 2784460), (1050, 2426458), (1220, 2088345), (1281, 1988900), (1525, 1670676), (1708, 1491675), (1830, 1392230), (2100, 1213229), (2135, 1193340), (2562, 994450), (3050, 835338), (3660, 696115), (4270, 596670), (4575, 556892), (5124, 497225), (6100, 417669), (6405, 397780), (8540, 298335), (9150, 278446), (10675, 238668), (12810, 198890), (18300, 139223), (19889, 128100), (21350, 119334), (25620, 99445), (32025, 79556), (39778, 64050), (42700, 59667)]