78156990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2221}}^1$

素因数の和:2274

約数の個数: 96

約数和(自身を含む): 224617536

約数和(自身を除く): 146460546

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 23, 30, 34, 45, 46, 51, 69, 85, 90, 102, 115, 138, 153, 170, 207, 230, 255, 306, 345, 391, 414, 510, 690, 765, 782, 1035, 1173, 1530, 1955, 2070, 2221, 2346, 3519, 3910, 4442, 5865, 6663, 7038, 11105, 11730, 13326, 17595, 19989, 22210, 33315, 35190, 37757, 39978, 51083, 66630, 75514, 99945, 102166, 113271, 153249, 188785, 199890, 226542, 255415, 306498, 339813, 377570, 459747, 510830, 566355, 679626, 766245, 868411, 919494, 1132710, 1532490, 1699065, 1736822, 2298735, 2605233, 3398130, 4342055, 4597470, 5210466, 7815699, 8684110, 13026165, 15631398, 26052330, 39078495, 78156990]

約数ペア:

[(1, 78156990), (2, 39078495), (3, 26052330), (5, 15631398), (6, 13026165), (9, 8684110), (10, 7815699), (15, 5210466), (17, 4597470), (18, 4342055), (23, 3398130), (30, 2605233), (34, 2298735), (45, 1736822), (46, 1699065), (51, 1532490), (69, 1132710), (85, 919494), (90, 868411), (102, 766245), (115, 679626), (138, 566355), (153, 510830), (170, 459747), (207, 377570), (230, 339813), (255, 306498), (306, 255415), (345, 226542), (391, 199890), (414, 188785), (510, 153249), (690, 113271), (765, 102166), (782, 99945), (1035, 75514), (1173, 66630), (1530, 51083), (1955, 39978), (2070, 37757), (2221, 35190), (2346, 33315), (3519, 22210), (3910, 19989), (4442, 17595), (5865, 13326), (6663, 11730), (7038, 11105)]