78536940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2081}}^1$

素因数の和:2147

約数の個数: 96

約数和(自身を含む): 239246784

約数和(自身を除く): 160709844

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, 2081, 2220, 2516, 3145, 3774, 4162, 6243, 6290, 7548, 8324, 9435, 10405, 12486, 12580, 18870, 20810, 24972, 31215, 35377, 37740, 41620, 62430, 70754, 76997, 106131, 124860, 141508, 153994, 176885, 212262, 230991, 307988, 353770, 384985, 424524, 461982, 530655, 707540, 769970, 923964, 1061310, 1154955, 1308949, 1539940, 2122620, 2309910, 2617898, 3926847, 4619820, 5235796, 6544745, 7853694, 13089490, 15707388, 19634235, 26178980, 39268470, 78536940]

約数ペア:

[(1, 78536940), (2, 39268470), (3, 26178980), (4, 19634235), (5, 15707388), (6, 13089490), (10, 7853694), (12, 6544745), (15, 5235796), (17, 4619820), (20, 3926847), (30, 2617898), (34, 2309910), (37, 2122620), (51, 1539940), (60, 1308949), (68, 1154955), (74, 1061310), (85, 923964), (102, 769970), (111, 707540), (148, 530655), (170, 461982), (185, 424524), (204, 384985), (222, 353770), (255, 307988), (340, 230991), (370, 212262), (444, 176885), (510, 153994), (555, 141508), (629, 124860), (740, 106131), (1020, 76997), (1110, 70754), (1258, 62430), (1887, 41620), (2081, 37740), (2220, 35377), (2516, 31215), (3145, 24972), (3774, 20810), (4162, 18870), (6243, 12580), (6290, 12486), (7548, 10405), (8324, 9435)]