219306840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 691891200

約数和(自身を除く): 472584360

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, 181, 184, 230, 276, 345, 362, 439, 460, 543, 552, 690, 724, 878, 905, 920, 1086, 1317, 1380, 1448, 1756, 1810, 2172, 2195, 2634, 2715, 2760, 3512, 3620, 4163, 4344, 4390, 5268, 5430, 6585, 7240, 8326, 8780, 10097, 10536, 10860, 12489, 13170, 16652, 17560, 20194, 20815, 21720, 24978, 26340, 30291, 33304, 40388, 41630, 49956, 50485, 52680, 60582, 62445, 79459, 80776, 83260, 99912, 100970, 121164, 124890, 151455, 158918, 166520, 201940, 238377, 242328, 249780, 302910, 317836, 397295, 403880, 476754, 499560, 605820, 635672, 794590, 953508, 1191885, 1211640, 1589180, 1827557, 1907016, 2383770, 3178360, 3655114, 4767540, 5482671, 7310228, 9137785, 9535080, 10965342, 14620456, 18275570, 21930684, 27413355, 36551140, 43861368, 54826710, 73102280, 109653420, 219306840]

約数ペア:

[(1, 219306840), (2, 109653420), (3, 73102280), (4, 54826710), (5, 43861368), (6, 36551140), (8, 27413355), (10, 21930684), (12, 18275570), (15, 14620456), (20, 10965342), (23, 9535080), (24, 9137785), (30, 7310228), (40, 5482671), (46, 4767540), (60, 3655114), (69, 3178360), (92, 2383770), (115, 1907016), (120, 1827557), (138, 1589180), (181, 1211640), (184, 1191885), (230, 953508), (276, 794590), (345, 635672), (362, 605820), (439, 499560), (460, 476754), (543, 403880), (552, 397295), (690, 317836), (724, 302910), (878, 249780), (905, 242328), (920, 238377), (1086, 201940), (1317, 166520), (1380, 158918), (1448, 151455), (1756, 124890), (1810, 121164), (2172, 100970), (2195, 99912), (2634, 83260), (2715, 80776), (2760, 79459), (3512, 62445), (3620, 60582), (4163, 52680), (4344, 50485), (4390, 49956), (5268, 41630), (5430, 40388), (6585, 33304), (7240, 30291), (8326, 26340), (8780, 24978), (10097, 21720), (10536, 20815), (10860, 20194), (12489, 17560), (13170, 16652)]