20131740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 180

約数和(自身を含む): 68647656

約数和(自身を除く): 48515916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 43, 45, 51, 54, 60, 68, 81, 85, 86, 90, 102, 108, 129, 135, 153, 162, 170, 172, 180, 204, 215, 255, 258, 270, 289, 306, 324, 340, 387, 405, 430, 459, 510, 516, 540, 578, 612, 645, 731, 765, 774, 810, 860, 867, 918, 1020, 1156, 1161, 1290, 1377, 1445, 1462, 1530, 1548, 1620, 1734, 1836, 1935, 2193, 2295, 2322, 2580, 2601, 2754, 2890, 2924, 3060, 3468, 3483, 3655, 3870, 4335, 4386, 4590, 4644, 5202, 5508, 5780, 5805, 6579, 6885, 6966, 7310, 7740, 7803, 8670, 8772, 9180, 10404, 10965, 11610, 12427, 13005, 13158, 13770, 13932, 14620, 15606, 17340, 17415, 19737, 21930, 23220, 23409, 24854, 26010, 26316, 27540, 31212, 32895, 34830, 37281, 39015, 39474, 43860, 46818, 49708, 52020, 59211, 62135, 65790, 69660, 74562, 78030, 78948, 93636, 98685, 111843, 117045, 118422, 124270, 131580, 149124, 156060, 186405, 197370, 223686, 234090, 236844, 248540, 296055, 335529, 372810, 394740, 447372, 468180, 559215, 592110, 671058, 745620, 1006587, 1118430, 1184220, 1342116, 1677645, 2013174, 2236860, 3355290, 4026348, 5032935, 6710580, 10065870, 20131740]

約数ペア:

[(1, 20131740), (2, 10065870), (3, 6710580), (4, 5032935), (5, 4026348), (6, 3355290), (9, 2236860), (10, 2013174), (12, 1677645), (15, 1342116), (17, 1184220), (18, 1118430), (20, 1006587), (27, 745620), (30, 671058), (34, 592110), (36, 559215), (43, 468180), (45, 447372), (51, 394740), (54, 372810), (60, 335529), (68, 296055), (81, 248540), (85, 236844), (86, 234090), (90, 223686), (102, 197370), (108, 186405), (129, 156060), (135, 149124), (153, 131580), (162, 124270), (170, 118422), (172, 117045), (180, 111843), (204, 98685), (215, 93636), (255, 78948), (258, 78030), (270, 74562), (289, 69660), (306, 65790), (324, 62135), (340, 59211), (387, 52020), (405, 49708), (430, 46818), (459, 43860), (510, 39474), (516, 39015), (540, 37281), (578, 34830), (612, 32895), (645, 31212), (731, 27540), (765, 26316), (774, 26010), (810, 24854), (860, 23409), (867, 23220), (918, 21930), (1020, 19737), (1156, 17415), (1161, 17340), (1290, 15606), (1377, 14620), (1445, 13932), (1462, 13770), (1530, 13158), (1548, 13005), (1620, 12427), (1734, 11610), (1836, 10965), (1935, 10404), (2193, 9180), (2295, 8772), (2322, 8670), (2580, 7803), (2601, 7740), (2754, 7310), (2890, 6966), (2924, 6885), (3060, 6579), (3468, 5805), (3483, 5780), (3655, 5508), (3870, 5202), (4335, 4644), (4386, 4590)]