1811250

素因数分解:

$2^1\times 3^2\times 5^4\times 7^1\times {\mathrm{23}}^1$

素因数の和:58

約数の個数: 120

約数和(自身を含む): 5848128

約数和(自身を除く): 4036878

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 25, 30, 35, 42, 45, 46, 50, 63, 69, 70, 75, 90, 105, 115, 125, 126, 138, 150, 161, 175, 207, 210, 225, 230, 250, 315, 322, 345, 350, 375, 414, 450, 483, 525, 575, 625, 630, 690, 750, 805, 875, 966, 1035, 1050, 1125, 1150, 1250, 1449, 1575, 1610, 1725, 1750, 1875, 2070, 2250, 2415, 2625, 2875, 2898, 3150, 3450, 3750, 4025, 4375, 4830, 5175, 5250, 5625, 5750, 7245, 7875, 8050, 8625, 8750, 10350, 11250, 12075, 13125, 14375, 14490, 15750, 17250, 20125, 24150, 25875, 26250, 28750, 36225, 39375, 40250, 43125, 51750, 60375, 72450, 78750, 86250, 100625, 120750, 129375, 181125, 201250, 258750, 301875, 362250, 603750, 905625, 1811250]

約数ペア:

[(1, 1811250), (2, 905625), (3, 603750), (5, 362250), (6, 301875), (7, 258750), (9, 201250), (10, 181125), (14, 129375), (15, 120750), (18, 100625), (21, 86250), (23, 78750), (25, 72450), (30, 60375), (35, 51750), (42, 43125), (45, 40250), (46, 39375), (50, 36225), (63, 28750), (69, 26250), (70, 25875), (75, 24150), (90, 20125), (105, 17250), (115, 15750), (125, 14490), (126, 14375), (138, 13125), (150, 12075), (161, 11250), (175, 10350), (207, 8750), (210, 8625), (225, 8050), (230, 7875), (250, 7245), (315, 5750), (322, 5625), (345, 5250), (350, 5175), (375, 4830), (414, 4375), (450, 4025), (483, 3750), (525, 3450), (575, 3150), (625, 2898), (630, 2875), (690, 2625), (750, 2415), (805, 2250), (875, 2070), (966, 1875), (1035, 1750), (1050, 1725), (1125, 1610), (1150, 1575), (1250, 1449)]