240678420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1559}}^1$

素因数の和:1685

約数の個数: 96

約数和(自身を含む): 704471040

約数和(自身を除く): 463792620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 83, 93, 124, 155, 166, 186, 249, 310, 332, 372, 415, 465, 498, 620, 830, 930, 996, 1245, 1559, 1660, 1860, 2490, 2573, 3118, 4677, 4980, 5146, 6236, 7719, 7795, 9354, 10292, 12865, 15438, 15590, 18708, 23385, 25730, 30876, 31180, 38595, 46770, 48329, 51460, 77190, 93540, 96658, 129397, 144987, 154380, 193316, 241645, 258794, 289974, 388191, 483290, 517588, 579948, 646985, 724935, 776382, 966580, 1293970, 1449870, 1552764, 1940955, 2587940, 2899740, 3881910, 4011307, 7763820, 8022614, 12033921, 16045228, 20056535, 24067842, 40113070, 48135684, 60169605, 80226140, 120339210, 240678420]

約数ペア:

[(1, 240678420), (2, 120339210), (3, 80226140), (4, 60169605), (5, 48135684), (6, 40113070), (10, 24067842), (12, 20056535), (15, 16045228), (20, 12033921), (30, 8022614), (31, 7763820), (60, 4011307), (62, 3881910), (83, 2899740), (93, 2587940), (124, 1940955), (155, 1552764), (166, 1449870), (186, 1293970), (249, 966580), (310, 776382), (332, 724935), (372, 646985), (415, 579948), (465, 517588), (498, 483290), (620, 388191), (830, 289974), (930, 258794), (996, 241645), (1245, 193316), (1559, 154380), (1660, 144987), (1860, 129397), (2490, 96658), (2573, 93540), (3118, 77190), (4677, 51460), (4980, 48329), (5146, 46770), (6236, 38595), (7719, 31180), (7795, 30876), (9354, 25730), (10292, 23385), (12865, 18708), (15438, 15590)]