9900120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 32970240

約数和(自身を除く): 23070120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 211, 230, 255, 276, 340, 345, 391, 408, 422, 460, 510, 552, 633, 680, 690, 782, 844, 920, 1020, 1055, 1173, 1266, 1380, 1564, 1688, 1955, 2040, 2110, 2346, 2532, 2760, 3128, 3165, 3587, 3910, 4220, 4692, 4853, 5064, 5865, 6330, 7174, 7820, 8440, 9384, 9706, 10761, 11730, 12660, 14348, 14559, 15640, 17935, 19412, 21522, 23460, 24265, 25320, 28696, 29118, 35870, 38824, 43044, 46920, 48530, 53805, 58236, 71740, 72795, 82501, 86088, 97060, 107610, 116472, 143480, 145590, 165002, 194120, 215220, 247503, 291180, 330004, 412505, 430440, 495006, 582360, 660008, 825010, 990012, 1237515, 1650020, 1980024, 2475030, 3300040, 4950060, 9900120]

約数ペア:

[(1, 9900120), (2, 4950060), (3, 3300040), (4, 2475030), (5, 1980024), (6, 1650020), (8, 1237515), (10, 990012), (12, 825010), (15, 660008), (17, 582360), (20, 495006), (23, 430440), (24, 412505), (30, 330004), (34, 291180), (40, 247503), (46, 215220), (51, 194120), (60, 165002), (68, 145590), (69, 143480), (85, 116472), (92, 107610), (102, 97060), (115, 86088), (120, 82501), (136, 72795), (138, 71740), (170, 58236), (184, 53805), (204, 48530), (211, 46920), (230, 43044), (255, 38824), (276, 35870), (340, 29118), (345, 28696), (391, 25320), (408, 24265), (422, 23460), (460, 21522), (510, 19412), (552, 17935), (633, 15640), (680, 14559), (690, 14348), (782, 12660), (844, 11730), (920, 10761), (1020, 9706), (1055, 9384), (1173, 8440), (1266, 7820), (1380, 7174), (1564, 6330), (1688, 5865), (1955, 5064), (2040, 4853), (2110, 4692), (2346, 4220), (2532, 3910), (2760, 3587), (3128, 3165)]