81433380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4729}}^1$

素因数の和:4789

約数の個数: 96

約数和(自身を含む): 266999040

約数和(自身を除く): 185565660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 4305, 4729, 5740, 8610, 9458, 14187, 17220, 18916, 23645, 28374, 33103, 47290, 56748, 66206, 70935, 94580, 99309, 132412, 141870, 165515, 193889, 198618, 283740, 331030, 387778, 397236, 496545, 581667, 662060, 775556, 969445, 993090, 1163334, 1357223, 1938890, 1986180, 2326668, 2714446, 2908335, 3877780, 4071669, 5428892, 5816670, 6786115, 8143338, 11633340, 13572230, 16286676, 20358345, 27144460, 40716690, 81433380]

約数ペア:

[(1, 81433380), (2, 40716690), (3, 27144460), (4, 20358345), (5, 16286676), (6, 13572230), (7, 11633340), (10, 8143338), (12, 6786115), (14, 5816670), (15, 5428892), (20, 4071669), (21, 3877780), (28, 2908335), (30, 2714446), (35, 2326668), (41, 1986180), (42, 1938890), (60, 1357223), (70, 1163334), (82, 993090), (84, 969445), (105, 775556), (123, 662060), (140, 581667), (164, 496545), (205, 397236), (210, 387778), (246, 331030), (287, 283740), (410, 198618), (420, 193889), (492, 165515), (574, 141870), (615, 132412), (820, 99309), (861, 94580), (1148, 70935), (1230, 66206), (1435, 56748), (1722, 47290), (2460, 33103), (2870, 28374), (3444, 23645), (4305, 18916), (4729, 17220), (5740, 14187), (8610, 9458)]