31288140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4488

約数の個数: 96

約数和(自身を含む): 104852160

約数和(自身を除く): 73564020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 4457, 7020, 8914, 13371, 17828, 22285, 26742, 40113, 44570, 53484, 57941, 66855, 80226, 89140, 115882, 120339, 133710, 160452, 173823, 200565, 231764, 240678, 267420, 289705, 347646, 401130, 481356, 521469, 579410, 601695, 695292, 802260, 869115, 1042938, 1158820, 1203390, 1564407, 1738230, 2085876, 2406780, 2607345, 3128814, 3476460, 5214690, 6257628, 7822035, 10429380, 15644070, 31288140]

約数ペア:

[(1, 31288140), (2, 15644070), (3, 10429380), (4, 7822035), (5, 6257628), (6, 5214690), (9, 3476460), (10, 3128814), (12, 2607345), (13, 2406780), (15, 2085876), (18, 1738230), (20, 1564407), (26, 1203390), (27, 1158820), (30, 1042938), (36, 869115), (39, 802260), (45, 695292), (52, 601695), (54, 579410), (60, 521469), (65, 481356), (78, 401130), (90, 347646), (108, 289705), (117, 267420), (130, 240678), (135, 231764), (156, 200565), (180, 173823), (195, 160452), (234, 133710), (260, 120339), (270, 115882), (351, 89140), (390, 80226), (468, 66855), (540, 57941), (585, 53484), (702, 44570), (780, 40113), (1170, 26742), (1404, 22285), (1755, 17828), (2340, 13371), (3510, 8914), (4457, 7020)]