1615663660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 3884811840

約数和(自身を除く): 2269148180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 53, 58, 65, 106, 116, 130, 145, 169, 212, 260, 265, 290, 311, 338, 377, 530, 580, 622, 676, 689, 754, 845, 1060, 1244, 1378, 1508, 1537, 1555, 1690, 1885, 2756, 3074, 3110, 3380, 3445, 3770, 4043, 4901, 6148, 6220, 6890, 7540, 7685, 8086, 8957, 9019, 9802, 13780, 15370, 16172, 16483, 17914, 18038, 19604, 19981, 20215, 24505, 30740, 32966, 35828, 36076, 39962, 40430, 44785, 45095, 49010, 52559, 65932, 79924, 80860, 82415, 89570, 90190, 98020, 99905, 105118, 117247, 164830, 179140, 180380, 199810, 210236, 214279, 234494, 259753, 262795, 329660, 399620, 428558, 468988, 478007, 519506, 525590, 586235, 857116, 956014, 1039012, 1051180, 1071395, 1172470, 1298765, 1524211, 1912028, 2142790, 2344940, 2390035, 2597530, 2785627, 3048422, 4285580, 4780070, 5195060, 5571254, 6096844, 6214091, 7621055, 9560140, 11142508, 12428182, 13928135, 15242110, 24856364, 27856270, 30484220, 31070455, 55712540, 62140910, 80783183, 124281820, 161566366, 323132732, 403915915, 807831830, 1615663660]

約数ペア:

[(1, 1615663660), (2, 807831830), (4, 403915915), (5, 323132732), (10, 161566366), (13, 124281820), (20, 80783183), (26, 62140910), (29, 55712540), (52, 31070455), (53, 30484220), (58, 27856270), (65, 24856364), (106, 15242110), (116, 13928135), (130, 12428182), (145, 11142508), (169, 9560140), (212, 7621055), (260, 6214091), (265, 6096844), (290, 5571254), (311, 5195060), (338, 4780070), (377, 4285580), (530, 3048422), (580, 2785627), (622, 2597530), (676, 2390035), (689, 2344940), (754, 2142790), (845, 1912028), (1060, 1524211), (1244, 1298765), (1378, 1172470), (1508, 1071395), (1537, 1051180), (1555, 1039012), (1690, 956014), (1885, 857116), (2756, 586235), (3074, 525590), (3110, 519506), (3380, 478007), (3445, 468988), (3770, 428558), (4043, 399620), (4901, 329660), (6148, 262795), (6220, 259753), (6890, 234494), (7540, 214279), (7685, 210236), (8086, 199810), (8957, 180380), (9019, 179140), (9802, 164830), (13780, 117247), (15370, 105118), (16172, 99905), (16483, 98020), (17914, 90190), (18038, 89570), (19604, 82415), (19981, 80860), (20215, 79924), (24505, 65932), (30740, 52559), (32966, 49010), (35828, 45095), (36076, 44785), (39962, 40430)]