66435720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1215

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 154195320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1151, 1443, 1480, 1560, 1924, 2220, 2302, 2405, 2886, 3453, 3848, 4440, 4604, 4810, 5755, 5772, 6906, 7215, 9208, 9620, 11510, 11544, 13812, 14430, 14963, 17265, 19240, 23020, 27624, 28860, 29926, 34530, 42587, 44889, 46040, 57720, 59852, 69060, 74815, 85174, 89778, 119704, 127761, 138120, 149630, 170348, 179556, 212935, 224445, 255522, 299260, 340696, 359112, 425870, 448890, 511044, 553631, 598520, 638805, 851740, 897780, 1022088, 1107262, 1277610, 1660893, 1703480, 1795560, 2214524, 2555220, 2768155, 3321786, 4429048, 5110440, 5536310, 6643572, 8304465, 11072620, 13287144, 16608930, 22145240, 33217860, 66435720]

約数ペア:

[(1, 66435720), (2, 33217860), (3, 22145240), (4, 16608930), (5, 13287144), (6, 11072620), (8, 8304465), (10, 6643572), (12, 5536310), (13, 5110440), (15, 4429048), (20, 3321786), (24, 2768155), (26, 2555220), (30, 2214524), (37, 1795560), (39, 1703480), (40, 1660893), (52, 1277610), (60, 1107262), (65, 1022088), (74, 897780), (78, 851740), (104, 638805), (111, 598520), (120, 553631), (130, 511044), (148, 448890), (156, 425870), (185, 359112), (195, 340696), (222, 299260), (260, 255522), (296, 224445), (312, 212935), (370, 179556), (390, 170348), (444, 149630), (481, 138120), (520, 127761), (555, 119704), (740, 89778), (780, 85174), (888, 74815), (962, 69060), (1110, 59852), (1151, 57720), (1443, 46040), (1480, 44889), (1560, 42587), (1924, 34530), (2220, 29926), (2302, 28860), (2405, 27624), (2886, 23020), (3453, 19240), (3848, 17265), (4440, 14963), (4604, 14430), (4810, 13812), (5755, 11544), (5772, 11510), (6906, 9620), (7215, 9208)]