1978565580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{863}}^1$

素因数の和:1196

約数の個数: 144

約数和(自身を含む): 6159089664

約数和(自身を除く): 4180524084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 271, 282, 423, 470, 542, 564, 705, 813, 846, 863, 940, 1084, 1355, 1410, 1626, 1692, 1726, 2115, 2439, 2589, 2710, 2820, 3252, 3452, 4065, 4230, 4315, 4878, 5178, 5420, 7767, 8130, 8460, 8630, 9756, 10356, 12195, 12737, 12945, 15534, 16260, 17260, 24390, 25474, 25890, 31068, 38211, 38835, 40561, 48780, 50948, 51780, 63685, 76422, 77670, 81122, 114633, 121683, 127370, 152844, 155340, 162244, 191055, 202805, 229266, 233873, 243366, 254740, 365049, 382110, 405610, 458532, 467746, 486732, 573165, 608415, 701619, 730098, 764220, 811220, 935492, 1146330, 1169365, 1216830, 1403238, 1460196, 1825245, 2104857, 2292660, 2338730, 2433660, 2806476, 3508095, 3650490, 4209714, 4677460, 7016190, 7300980, 8419428, 10524285, 10992031, 14032380, 21048570, 21984062, 32976093, 42097140, 43968124, 54960155, 65952186, 98928279, 109920310, 131904372, 164880465, 197856558, 219840620, 329760930, 395713116, 494641395, 659521860, 989282790, 1978565580]

約数ペア:

[(1, 1978565580), (2, 989282790), (3, 659521860), (4, 494641395), (5, 395713116), (6, 329760930), (9, 219840620), (10, 197856558), (12, 164880465), (15, 131904372), (18, 109920310), (20, 98928279), (30, 65952186), (36, 54960155), (45, 43968124), (47, 42097140), (60, 32976093), (90, 21984062), (94, 21048570), (141, 14032380), (180, 10992031), (188, 10524285), (235, 8419428), (271, 7300980), (282, 7016190), (423, 4677460), (470, 4209714), (542, 3650490), (564, 3508095), (705, 2806476), (813, 2433660), (846, 2338730), (863, 2292660), (940, 2104857), (1084, 1825245), (1355, 1460196), (1410, 1403238), (1626, 1216830), (1692, 1169365), (1726, 1146330), (2115, 935492), (2439, 811220), (2589, 764220), (2710, 730098), (2820, 701619), (3252, 608415), (3452, 573165), (4065, 486732), (4230, 467746), (4315, 458532), (4878, 405610), (5178, 382110), (5420, 365049), (7767, 254740), (8130, 243366), (8460, 233873), (8630, 229266), (9756, 202805), (10356, 191055), (12195, 162244), (12737, 155340), (12945, 152844), (15534, 127370), (16260, 121683), (17260, 114633), (24390, 81122), (25474, 77670), (25890, 76422), (31068, 63685), (38211, 51780), (38835, 50948), (40561, 48780)]