123101520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:837

約数の個数: 160

約数和(自身を含む): 412473600

約数和(自身を除く): 289372080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 40, 46, 48, 58, 60, 69, 80, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 240, 276, 290, 345, 348, 368, 435, 460, 464, 552, 580, 667, 690, 696, 769, 870, 920, 1104, 1160, 1334, 1380, 1392, 1538, 1740, 1840, 2001, 2307, 2320, 2668, 2760, 3076, 3335, 3480, 3845, 4002, 4614, 5336, 5520, 6152, 6670, 6960, 7690, 8004, 9228, 10005, 10672, 11535, 12304, 13340, 15380, 16008, 17687, 18456, 20010, 22301, 23070, 26680, 30760, 32016, 35374, 36912, 40020, 44602, 46140, 53061, 53360, 61520, 66903, 70748, 80040, 88435, 89204, 92280, 106122, 111505, 133806, 141496, 160080, 176870, 178408, 184560, 212244, 223010, 265305, 267612, 282992, 334515, 353740, 356816, 424488, 446020, 512923, 530610, 535224, 669030, 707480, 848976, 892040, 1025846, 1061220, 1070448, 1338060, 1414960, 1538769, 1784080, 2051692, 2122440, 2564615, 2676120, 3077538, 4103384, 4244880, 5129230, 5352240, 6155076, 7693845, 8206768, 10258460, 12310152, 15387690, 20516920, 24620304, 30775380, 41033840, 61550760, 123101520]

約数ペア:

[(1, 123101520), (2, 61550760), (3, 41033840), (4, 30775380), (5, 24620304), (6, 20516920), (8, 15387690), (10, 12310152), (12, 10258460), (15, 8206768), (16, 7693845), (20, 6155076), (23, 5352240), (24, 5129230), (29, 4244880), (30, 4103384), (40, 3077538), (46, 2676120), (48, 2564615), (58, 2122440), (60, 2051692), (69, 1784080), (80, 1538769), (87, 1414960), (92, 1338060), (115, 1070448), (116, 1061220), (120, 1025846), (138, 892040), (145, 848976), (174, 707480), (184, 669030), (230, 535224), (232, 530610), (240, 512923), (276, 446020), (290, 424488), (345, 356816), (348, 353740), (368, 334515), (435, 282992), (460, 267612), (464, 265305), (552, 223010), (580, 212244), (667, 184560), (690, 178408), (696, 176870), (769, 160080), (870, 141496), (920, 133806), (1104, 111505), (1160, 106122), (1334, 92280), (1380, 89204), (1392, 88435), (1538, 80040), (1740, 70748), (1840, 66903), (2001, 61520), (2307, 53360), (2320, 53061), (2668, 46140), (2760, 44602), (3076, 40020), (3335, 36912), (3480, 35374), (3845, 32016), (4002, 30760), (4614, 26680), (5336, 23070), (5520, 22301), (6152, 20010), (6670, 18456), (6960, 17687), (7690, 16008), (8004, 15380), (9228, 13340), (10005, 12304), (10672, 11535)]