61541220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:589

約数の個数: 96

約数和(自身を含む): 186899328

約数和(自身を除く): 125358108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 257, 260, 307, 390, 514, 614, 771, 780, 921, 1028, 1228, 1285, 1535, 1542, 1842, 2570, 3070, 3084, 3341, 3684, 3855, 3991, 4605, 5140, 6140, 6682, 7710, 7982, 9210, 10023, 11973, 13364, 15420, 15964, 16705, 18420, 19955, 20046, 23946, 33410, 39910, 40092, 47892, 50115, 59865, 66820, 78899, 79820, 100230, 119730, 157798, 200460, 236697, 239460, 315596, 394495, 473394, 788990, 946788, 1025687, 1183485, 1577980, 2051374, 2366970, 3077061, 4102748, 4733940, 5128435, 6154122, 10256870, 12308244, 15385305, 20513740, 30770610, 61541220]

約数ペア:

[(1, 61541220), (2, 30770610), (3, 20513740), (4, 15385305), (5, 12308244), (6, 10256870), (10, 6154122), (12, 5128435), (13, 4733940), (15, 4102748), (20, 3077061), (26, 2366970), (30, 2051374), (39, 1577980), (52, 1183485), (60, 1025687), (65, 946788), (78, 788990), (130, 473394), (156, 394495), (195, 315596), (257, 239460), (260, 236697), (307, 200460), (390, 157798), (514, 119730), (614, 100230), (771, 79820), (780, 78899), (921, 66820), (1028, 59865), (1228, 50115), (1285, 47892), (1535, 40092), (1542, 39910), (1842, 33410), (2570, 23946), (3070, 20046), (3084, 19955), (3341, 18420), (3684, 16705), (3855, 15964), (3991, 15420), (4605, 13364), (5140, 11973), (6140, 10023), (6682, 9210), (7710, 7982)]