128306520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11497}}^1$

素因数の和:11545

約数の個数: 96

約数和(自身を含む): 430485120

約数和(自身を除く): 302178600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 11497, 22994, 34491, 45988, 57485, 68982, 91976, 103473, 114970, 137964, 172455, 206946, 229940, 275928, 344910, 356407, 413892, 459880, 517365, 689820, 712814, 827784, 1034730, 1069221, 1379640, 1425628, 1782035, 2069460, 2138442, 2851256, 3207663, 3564070, 4138920, 4276884, 5346105, 6415326, 7128140, 8553768, 10692210, 12830652, 14256280, 16038315, 21384420, 25661304, 32076630, 42768840, 64153260, 128306520]

約数ペア:

[(1, 128306520), (2, 64153260), (3, 42768840), (4, 32076630), (5, 25661304), (6, 21384420), (8, 16038315), (9, 14256280), (10, 12830652), (12, 10692210), (15, 8553768), (18, 7128140), (20, 6415326), (24, 5346105), (30, 4276884), (31, 4138920), (36, 3564070), (40, 3207663), (45, 2851256), (60, 2138442), (62, 2069460), (72, 1782035), (90, 1425628), (93, 1379640), (120, 1069221), (124, 1034730), (155, 827784), (180, 712814), (186, 689820), (248, 517365), (279, 459880), (310, 413892), (360, 356407), (372, 344910), (465, 275928), (558, 229940), (620, 206946), (744, 172455), (930, 137964), (1116, 114970), (1240, 103473), (1395, 91976), (1860, 68982), (2232, 57485), (2790, 45988), (3720, 34491), (5580, 22994), (11160, 11497)]