69438840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 220147200

約数和(自身を除く): 150708360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 139, 181, 184, 230, 276, 278, 345, 362, 417, 460, 543, 552, 556, 690, 695, 724, 834, 905, 920, 1086, 1112, 1380, 1390, 1448, 1668, 1810, 2085, 2172, 2715, 2760, 2780, 3197, 3336, 3620, 4163, 4170, 4344, 5430, 5560, 6394, 7240, 8326, 8340, 9591, 10860, 12489, 12788, 15985, 16652, 16680, 19182, 20815, 21720, 24978, 25159, 25576, 31970, 33304, 38364, 41630, 47955, 49956, 50318, 62445, 63940, 75477, 76728, 83260, 95910, 99912, 100636, 124890, 125795, 127880, 150954, 166520, 191820, 201272, 249780, 251590, 301908, 377385, 383640, 499560, 503180, 578657, 603816, 754770, 1006360, 1157314, 1509540, 1735971, 2314628, 2893285, 3019080, 3471942, 4629256, 5786570, 6943884, 8679855, 11573140, 13887768, 17359710, 23146280, 34719420, 69438840]

約数ペア:

[(1, 69438840), (2, 34719420), (3, 23146280), (4, 17359710), (5, 13887768), (6, 11573140), (8, 8679855), (10, 6943884), (12, 5786570), (15, 4629256), (20, 3471942), (23, 3019080), (24, 2893285), (30, 2314628), (40, 1735971), (46, 1509540), (60, 1157314), (69, 1006360), (92, 754770), (115, 603816), (120, 578657), (138, 503180), (139, 499560), (181, 383640), (184, 377385), (230, 301908), (276, 251590), (278, 249780), (345, 201272), (362, 191820), (417, 166520), (460, 150954), (543, 127880), (552, 125795), (556, 124890), (690, 100636), (695, 99912), (724, 95910), (834, 83260), (905, 76728), (920, 75477), (1086, 63940), (1112, 62445), (1380, 50318), (1390, 49956), (1448, 47955), (1668, 41630), (1810, 38364), (2085, 33304), (2172, 31970), (2715, 25576), (2760, 25159), (2780, 24978), (3197, 21720), (3336, 20815), (3620, 19182), (4163, 16680), (4170, 16652), (4344, 15985), (5430, 12788), (5560, 12489), (6394, 10860), (7240, 9591), (8326, 8340)]