39272940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 138378240

約数和(自身を除く): 99105300

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, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 439, 497, 630, 639, 710, 852, 878, 994, 1065, 1260, 1278, 1317, 1420, 1491, 1756, 1988, 2130, 2195, 2485, 2556, 2634, 2982, 3073, 3195, 3951, 4260, 4390, 4473, 4970, 5268, 5964, 6146, 6390, 6585, 7455, 7902, 8780, 8946, 9219, 9940, 12292, 12780, 13170, 14910, 15365, 15804, 17892, 18438, 19755, 22365, 26340, 27657, 29820, 30730, 31169, 36876, 39510, 44730, 46095, 55314, 61460, 62338, 79020, 89460, 92190, 93507, 110628, 124676, 138285, 155845, 184380, 187014, 218183, 276570, 280521, 311690, 374028, 436366, 467535, 553140, 561042, 623380, 654549, 872732, 935070, 1090915, 1122084, 1309098, 1402605, 1870140, 1963647, 2181830, 2618196, 2805210, 3272745, 3927294, 4363660, 5610420, 6545490, 7854588, 9818235, 13090980, 19636470, 39272940]

約数ペア:

[(1, 39272940), (2, 19636470), (3, 13090980), (4, 9818235), (5, 7854588), (6, 6545490), (7, 5610420), (9, 4363660), (10, 3927294), (12, 3272745), (14, 2805210), (15, 2618196), (18, 2181830), (20, 1963647), (21, 1870140), (28, 1402605), (30, 1309098), (35, 1122084), (36, 1090915), (42, 935070), (45, 872732), (60, 654549), (63, 623380), (70, 561042), (71, 553140), (84, 467535), (90, 436366), (105, 374028), (126, 311690), (140, 280521), (142, 276570), (180, 218183), (210, 187014), (213, 184380), (252, 155845), (284, 138285), (315, 124676), (355, 110628), (420, 93507), (426, 92190), (439, 89460), (497, 79020), (630, 62338), (639, 61460), (710, 55314), (852, 46095), (878, 44730), (994, 39510), (1065, 36876), (1260, 31169), (1278, 30730), (1317, 29820), (1420, 27657), (1491, 26340), (1756, 22365), (1988, 19755), (2130, 18438), (2195, 17892), (2485, 15804), (2556, 15365), (2634, 14910), (2982, 13170), (3073, 12780), (3195, 12292), (3951, 9940), (4260, 9219), (4390, 8946), (4473, 8780), (4970, 7902), (5268, 7455), (5964, 6585), (6146, 6390)]