51747660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1879}}^1$

素因数の和:1917

約数の個数: 120

約数和(自身を含む): 171974880

約数和(自身を除く): 120227220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 1879, 2295, 2754, 3060, 3758, 4590, 5508, 5637, 6885, 7516, 9180, 9395, 11274, 13770, 16911, 18790, 22548, 27540, 28185, 31943, 33822, 37580, 50733, 56370, 63886, 67644, 84555, 95829, 101466, 112740, 127772, 152199, 159715, 169110, 191658, 202932, 253665, 287487, 304398, 319430, 338220, 383316, 479145, 507330, 574974, 608796, 638860, 760995, 862461, 958290, 1014660, 1149948, 1437435, 1521990, 1724922, 1916580, 2587383, 2874870, 3043980, 3449844, 4312305, 5174766, 5749740, 8624610, 10349532, 12936915, 17249220, 25873830, 51747660]

約数ペア:

[(1, 51747660), (2, 25873830), (3, 17249220), (4, 12936915), (5, 10349532), (6, 8624610), (9, 5749740), (10, 5174766), (12, 4312305), (15, 3449844), (17, 3043980), (18, 2874870), (20, 2587383), (27, 1916580), (30, 1724922), (34, 1521990), (36, 1437435), (45, 1149948), (51, 1014660), (54, 958290), (60, 862461), (68, 760995), (81, 638860), (85, 608796), (90, 574974), (102, 507330), (108, 479145), (135, 383316), (153, 338220), (162, 319430), (170, 304398), (180, 287487), (204, 253665), (255, 202932), (270, 191658), (306, 169110), (324, 159715), (340, 152199), (405, 127772), (459, 112740), (510, 101466), (540, 95829), (612, 84555), (765, 67644), (810, 63886), (918, 56370), (1020, 50733), (1377, 37580), (1530, 33822), (1620, 31943), (1836, 28185), (1879, 27540), (2295, 22548), (2754, 18790), (3060, 16911), (3758, 13770), (4590, 11274), (5508, 9395), (5637, 9180), (6885, 7516)]