28229220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5059}}^1$

素因数の和:5105

約数の個数: 72

約数和(自身を含む): 88408320

約数和(自身を除く): 60179100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5059, 5580, 10118, 15177, 20236, 25295, 30354, 45531, 50590, 60708, 75885, 91062, 101180, 151770, 156829, 182124, 227655, 303540, 313658, 455310, 470487, 627316, 784145, 910620, 940974, 1411461, 1568290, 1881948, 2352435, 2822922, 3136580, 4704870, 5645844, 7057305, 9409740, 14114610, 28229220]

約数ペア:

[(1, 28229220), (2, 14114610), (3, 9409740), (4, 7057305), (5, 5645844), (6, 4704870), (9, 3136580), (10, 2822922), (12, 2352435), (15, 1881948), (18, 1568290), (20, 1411461), (30, 940974), (31, 910620), (36, 784145), (45, 627316), (60, 470487), (62, 455310), (90, 313658), (93, 303540), (124, 227655), (155, 182124), (180, 156829), (186, 151770), (279, 101180), (310, 91062), (372, 75885), (465, 60708), (558, 50590), (620, 45531), (930, 30354), (1116, 25295), (1395, 20236), (1860, 15177), (2790, 10118), (5059, 5580)]