7822980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1$

素因数の和:471

約数の個数: 120

約数和(自身を含む): 26832960

約数和(自身を除く): 19009980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 439, 495, 540, 594, 660, 810, 878, 891, 990, 1188, 1317, 1485, 1620, 1756, 1782, 1980, 2195, 2634, 2970, 3564, 3951, 4390, 4455, 4829, 5268, 5940, 6585, 7902, 8780, 8910, 9658, 11853, 13170, 14487, 15804, 17820, 19316, 19755, 23706, 24145, 26340, 28974, 35559, 39510, 43461, 47412, 48290, 57948, 59265, 71118, 72435, 79020, 86922, 96580, 118530, 130383, 142236, 144870, 173844, 177795, 217305, 237060, 260766, 289740, 355590, 391149, 434610, 521532, 651915, 711180, 782298, 869220, 1303830, 1564596, 1955745, 2607660, 3911490, 7822980]

約数ペア:

[(1, 7822980), (2, 3911490), (3, 2607660), (4, 1955745), (5, 1564596), (6, 1303830), (9, 869220), (10, 782298), (11, 711180), (12, 651915), (15, 521532), (18, 434610), (20, 391149), (22, 355590), (27, 289740), (30, 260766), (33, 237060), (36, 217305), (44, 177795), (45, 173844), (54, 144870), (55, 142236), (60, 130383), (66, 118530), (81, 96580), (90, 86922), (99, 79020), (108, 72435), (110, 71118), (132, 59265), (135, 57948), (162, 48290), (165, 47412), (180, 43461), (198, 39510), (220, 35559), (270, 28974), (297, 26340), (324, 24145), (330, 23706), (396, 19755), (405, 19316), (439, 17820), (495, 15804), (540, 14487), (594, 13170), (660, 11853), (810, 9658), (878, 8910), (891, 8780), (990, 7902), (1188, 6585), (1317, 5940), (1485, 5268), (1620, 4829), (1756, 4455), (1782, 4390), (1980, 3951), (2195, 3564), (2634, 2970)]