42001080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:749

約数の個数: 128

約数和(自身を含む): 140590080

約数和(自身を除く): 98589000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 517, 564, 660, 677, 705, 940, 1034, 1128, 1320, 1354, 1410, 1551, 1880, 2031, 2068, 2585, 2708, 2820, 3102, 3385, 4062, 4136, 5170, 5416, 5640, 6204, 6770, 7447, 7755, 8124, 10155, 10340, 12408, 13540, 14894, 15510, 16248, 20310, 20680, 22341, 27080, 29788, 31020, 31819, 37235, 40620, 44682, 59576, 62040, 63638, 74470, 81240, 89364, 95457, 111705, 127276, 148940, 159095, 178728, 190914, 223410, 254552, 297880, 318190, 350009, 381828, 446820, 477285, 636380, 700018, 763656, 893640, 954570, 1050027, 1272760, 1400036, 1750045, 1909140, 2100054, 2800072, 3500090, 3818280, 4200108, 5250135, 7000180, 8400216, 10500270, 14000360, 21000540, 42001080]

約数ペア:

[(1, 42001080), (2, 21000540), (3, 14000360), (4, 10500270), (5, 8400216), (6, 7000180), (8, 5250135), (10, 4200108), (11, 3818280), (12, 3500090), (15, 2800072), (20, 2100054), (22, 1909140), (24, 1750045), (30, 1400036), (33, 1272760), (40, 1050027), (44, 954570), (47, 893640), (55, 763656), (60, 700018), (66, 636380), (88, 477285), (94, 446820), (110, 381828), (120, 350009), (132, 318190), (141, 297880), (165, 254552), (188, 223410), (220, 190914), (235, 178728), (264, 159095), (282, 148940), (330, 127276), (376, 111705), (440, 95457), (470, 89364), (517, 81240), (564, 74470), (660, 63638), (677, 62040), (705, 59576), (940, 44682), (1034, 40620), (1128, 37235), (1320, 31819), (1354, 31020), (1410, 29788), (1551, 27080), (1880, 22341), (2031, 20680), (2068, 20310), (2585, 16248), (2708, 15510), (2820, 14894), (3102, 13540), (3385, 12408), (4062, 10340), (4136, 10155), (5170, 8124), (5416, 7755), (5640, 7447), (6204, 6770)]