1520663820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{4229}}^1$

素因数の和:4715

約数の個数: 96

約数和(自身を含む): 4596419520

約数和(自身を除く): 3075755700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 461, 780, 922, 1383, 1844, 2305, 2766, 4229, 4610, 5532, 5993, 6915, 8458, 9220, 11986, 12687, 13830, 16916, 17979, 21145, 23972, 25374, 27660, 29965, 35958, 42290, 50748, 54977, 59930, 63435, 71916, 84580, 89895, 109954, 119860, 126870, 164931, 179790, 219908, 253740, 274885, 329862, 359580, 549770, 659724, 824655, 1099540, 1649310, 1949569, 3298620, 3899138, 5848707, 7798276, 9747845, 11697414, 19495690, 23394828, 25344397, 29243535, 38991380, 50688794, 58487070, 76033191, 101377588, 116974140, 126721985, 152066382, 253443970, 304132764, 380165955, 506887940, 760331910, 1520663820]

約数ペア:

[(1, 1520663820), (2, 760331910), (3, 506887940), (4, 380165955), (5, 304132764), (6, 253443970), (10, 152066382), (12, 126721985), (13, 116974140), (15, 101377588), (20, 76033191), (26, 58487070), (30, 50688794), (39, 38991380), (52, 29243535), (60, 25344397), (65, 23394828), (78, 19495690), (130, 11697414), (156, 9747845), (195, 7798276), (260, 5848707), (390, 3899138), (461, 3298620), (780, 1949569), (922, 1649310), (1383, 1099540), (1844, 824655), (2305, 659724), (2766, 549770), (4229, 359580), (4610, 329862), (5532, 274885), (5993, 253740), (6915, 219908), (8458, 179790), (9220, 164931), (11986, 126870), (12687, 119860), (13830, 109954), (16916, 89895), (17979, 84580), (21145, 71916), (23972, 63435), (25374, 59930), (27660, 54977), (29965, 50748), (35958, 42290)]