42331240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 117216000

約数和(自身を除く): 74884760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 73, 76, 95, 109, 133, 140, 146, 152, 190, 218, 266, 280, 292, 365, 380, 436, 511, 532, 545, 584, 665, 730, 760, 763, 872, 1022, 1064, 1090, 1330, 1387, 1460, 1526, 2044, 2071, 2180, 2555, 2660, 2774, 2920, 3052, 3815, 4088, 4142, 4360, 5110, 5320, 5548, 6104, 6935, 7630, 7957, 8284, 9709, 10220, 10355, 11096, 13870, 14497, 15260, 15914, 16568, 19418, 20440, 20710, 27740, 28994, 30520, 31828, 38836, 39785, 41420, 48545, 55480, 55699, 57988, 63656, 72485, 77672, 79570, 82840, 97090, 111398, 115976, 144970, 151183, 159140, 194180, 222796, 278495, 289940, 302366, 318280, 388360, 445592, 556990, 579880, 604732, 755915, 1058281, 1113980, 1209464, 1511830, 2116562, 2227960, 3023660, 4233124, 5291405, 6047320, 8466248, 10582810, 21165620, 42331240]

約数ペア:

[(1, 42331240), (2, 21165620), (4, 10582810), (5, 8466248), (7, 6047320), (8, 5291405), (10, 4233124), (14, 3023660), (19, 2227960), (20, 2116562), (28, 1511830), (35, 1209464), (38, 1113980), (40, 1058281), (56, 755915), (70, 604732), (73, 579880), (76, 556990), (95, 445592), (109, 388360), (133, 318280), (140, 302366), (146, 289940), (152, 278495), (190, 222796), (218, 194180), (266, 159140), (280, 151183), (292, 144970), (365, 115976), (380, 111398), (436, 97090), (511, 82840), (532, 79570), (545, 77672), (584, 72485), (665, 63656), (730, 57988), (760, 55699), (763, 55480), (872, 48545), (1022, 41420), (1064, 39785), (1090, 38836), (1330, 31828), (1387, 30520), (1460, 28994), (1526, 27740), (2044, 20710), (2071, 20440), (2180, 19418), (2555, 16568), (2660, 15914), (2774, 15260), (2920, 14497), (3052, 13870), (3815, 11096), (4088, 10355), (4142, 10220), (4360, 9709), (5110, 8284), (5320, 7957), (5548, 7630), (6104, 6935)]