78838860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2089}}^1$

素因数の和:2155

約数の個数: 96

約数和(自身を含む): 240166080

約数和(自身を除く): 161327220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 37, 51, 60, 68, 74, 85, 102, 111, 148, 170, 185, 204, 222, 255, 340, 370, 444, 510, 555, 629, 740, 1020, 1110, 1258, 1887, 2089, 2220, 2516, 3145, 3774, 4178, 6267, 6290, 7548, 8356, 9435, 10445, 12534, 12580, 18870, 20890, 25068, 31335, 35513, 37740, 41780, 62670, 71026, 77293, 106539, 125340, 142052, 154586, 177565, 213078, 231879, 309172, 355130, 386465, 426156, 463758, 532695, 710260, 772930, 927516, 1065390, 1159395, 1313981, 1545860, 2130780, 2318790, 2627962, 3941943, 4637580, 5255924, 6569905, 7883886, 13139810, 15767772, 19709715, 26279620, 39419430, 78838860]

約数ペア:

[(1, 78838860), (2, 39419430), (3, 26279620), (4, 19709715), (5, 15767772), (6, 13139810), (10, 7883886), (12, 6569905), (15, 5255924), (17, 4637580), (20, 3941943), (30, 2627962), (34, 2318790), (37, 2130780), (51, 1545860), (60, 1313981), (68, 1159395), (74, 1065390), (85, 927516), (102, 772930), (111, 710260), (148, 532695), (170, 463758), (185, 426156), (204, 386465), (222, 355130), (255, 309172), (340, 231879), (370, 213078), (444, 177565), (510, 154586), (555, 142052), (629, 125340), (740, 106539), (1020, 77293), (1110, 71026), (1258, 62670), (1887, 41780), (2089, 37740), (2220, 35513), (2516, 31335), (3145, 25068), (3774, 20890), (4178, 18870), (6267, 12580), (6290, 12534), (7548, 10445), (8356, 9435)]