42142760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 110440800

約数和(自身を除く): 68298040

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 71, 76, 88, 95, 110, 142, 152, 190, 209, 220, 284, 355, 380, 418, 440, 568, 710, 760, 781, 836, 1045, 1349, 1420, 1562, 1672, 2090, 2698, 2840, 3124, 3905, 4180, 5041, 5396, 6248, 6745, 7810, 8360, 10082, 10792, 13490, 14839, 15620, 20164, 25205, 26980, 29678, 31240, 40328, 50410, 53960, 55451, 59356, 74195, 95779, 100820, 110902, 118712, 148390, 191558, 201640, 221804, 277255, 296780, 383116, 443608, 478895, 554510, 593560, 766232, 957790, 1053569, 1109020, 1915580, 2107138, 2218040, 3831160, 4214276, 5267845, 8428552, 10535690, 21071380, 42142760]

約数ペア:

[(1, 42142760), (2, 21071380), (4, 10535690), (5, 8428552), (8, 5267845), (10, 4214276), (11, 3831160), (19, 2218040), (20, 2107138), (22, 1915580), (38, 1109020), (40, 1053569), (44, 957790), (55, 766232), (71, 593560), (76, 554510), (88, 478895), (95, 443608), (110, 383116), (142, 296780), (152, 277255), (190, 221804), (209, 201640), (220, 191558), (284, 148390), (355, 118712), (380, 110902), (418, 100820), (440, 95779), (568, 74195), (710, 59356), (760, 55451), (781, 53960), (836, 50410), (1045, 40328), (1349, 31240), (1420, 29678), (1562, 26980), (1672, 25205), (2090, 20164), (2698, 15620), (2840, 14839), (3124, 13490), (3905, 10792), (4180, 10082), (5041, 8360), (5396, 7810), (6248, 6745)]