20161480740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1\times {\mathrm{9311}}^1$

素因数の和:9713

約数の個数: 96

約数和(自身を含む): 57069895680

約数和(自身を除く): 36908414940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 239, 302, 453, 478, 604, 717, 755, 906, 956, 1195, 1434, 1510, 1812, 2265, 2390, 2868, 3020, 3585, 4530, 4780, 7170, 9060, 9311, 14340, 18622, 27933, 36089, 37244, 46555, 55866, 72178, 93110, 108267, 111732, 139665, 144356, 180445, 186220, 216534, 279330, 360890, 433068, 541335, 558660, 721780, 1082670, 1405961, 2165340, 2225329, 2811922, 4217883, 4450658, 5623844, 6675987, 7029805, 8435766, 8901316, 11126645, 13351974, 14059610, 16871532, 21089415, 22253290, 26703948, 28119220, 33379935, 42178830, 44506580, 66759870, 84357660, 133519740, 336024679, 672049358, 1008074037, 1344098716, 1680123395, 2016148074, 3360246790, 4032296148, 5040370185, 6720493580, 10080740370, 20161480740]

約数ペア:

[(1, 20161480740), (2, 10080740370), (3, 6720493580), (4, 5040370185), (5, 4032296148), (6, 3360246790), (10, 2016148074), (12, 1680123395), (15, 1344098716), (20, 1008074037), (30, 672049358), (60, 336024679), (151, 133519740), (239, 84357660), (302, 66759870), (453, 44506580), (478, 42178830), (604, 33379935), (717, 28119220), (755, 26703948), (906, 22253290), (956, 21089415), (1195, 16871532), (1434, 14059610), (1510, 13351974), (1812, 11126645), (2265, 8901316), (2390, 8435766), (2868, 7029805), (3020, 6675987), (3585, 5623844), (4530, 4450658), (4780, 4217883), (7170, 2811922), (9060, 2225329), (9311, 2165340), (14340, 1405961), (18622, 1082670), (27933, 721780), (36089, 558660), (37244, 541335), (46555, 433068), (55866, 360890), (72178, 279330), (93110, 216534), (108267, 186220), (111732, 180445), (139665, 144356)]