540417780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{977}}^1$

素因数の和:1438

約数の個数: 144

約数和(自身を含む): 1879637760

約数和(自身を除く): 1339219980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 439, 630, 878, 977, 1260, 1317, 1756, 1954, 2195, 2634, 2931, 3073, 3908, 3951, 4390, 4885, 5268, 5862, 6146, 6585, 6839, 7902, 8780, 8793, 9219, 9770, 11724, 12292, 13170, 13678, 14655, 15365, 15804, 17586, 18438, 19540, 19755, 20517, 26340, 27356, 27657, 29310, 30730, 34195, 35172, 36876, 39510, 41034, 43965, 46095, 55314, 58620, 61460, 61551, 68390, 79020, 82068, 87930, 92190, 102585, 110628, 123102, 136780, 138285, 175860, 184380, 205170, 246204, 276570, 307755, 410340, 428903, 553140, 615510, 857806, 1231020, 1286709, 1715612, 2144515, 2573418, 3002321, 3860127, 4289030, 5146836, 6004642, 6433545, 7720254, 8578060, 9006963, 12009284, 12867090, 15011605, 15440508, 18013926, 19300635, 25734180, 27020889, 30023210, 36027852, 38601270, 45034815, 54041778, 60046420, 77202540, 90069630, 108083556, 135104445, 180139260, 270208890, 540417780]

約数ペア:

[(1, 540417780), (2, 270208890), (3, 180139260), (4, 135104445), (5, 108083556), (6, 90069630), (7, 77202540), (9, 60046420), (10, 54041778), (12, 45034815), (14, 38601270), (15, 36027852), (18, 30023210), (20, 27020889), (21, 25734180), (28, 19300635), (30, 18013926), (35, 15440508), (36, 15011605), (42, 12867090), (45, 12009284), (60, 9006963), (63, 8578060), (70, 7720254), (84, 6433545), (90, 6004642), (105, 5146836), (126, 4289030), (140, 3860127), (180, 3002321), (210, 2573418), (252, 2144515), (315, 1715612), (420, 1286709), (439, 1231020), (630, 857806), (878, 615510), (977, 553140), (1260, 428903), (1317, 410340), (1756, 307755), (1954, 276570), (2195, 246204), (2634, 205170), (2931, 184380), (3073, 175860), (3908, 138285), (3951, 136780), (4390, 123102), (4885, 110628), (5268, 102585), (5862, 92190), (6146, 87930), (6585, 82068), (6839, 79020), (7902, 68390), (8780, 61551), (8793, 61460), (9219, 58620), (9770, 55314), (11724, 46095), (12292, 43965), (13170, 41034), (13678, 39510), (14655, 36876), (15365, 35172), (15804, 34195), (17586, 30730), (18438, 29310), (19540, 27657), (19755, 27356), (20517, 26340)]