90345420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 302545152

約数和(自身を除く): 212199732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 103, 110, 132, 165, 180, 198, 206, 220, 309, 330, 396, 412, 443, 495, 515, 618, 660, 886, 927, 990, 1030, 1133, 1236, 1329, 1545, 1772, 1854, 1980, 2060, 2215, 2266, 2658, 3090, 3399, 3708, 3987, 4430, 4532, 4635, 4873, 5316, 5665, 6180, 6645, 6798, 7974, 8860, 9270, 9746, 10197, 11330, 13290, 13596, 14619, 15948, 16995, 18540, 19492, 19935, 20394, 22660, 24365, 26580, 29238, 33990, 39870, 40788, 43857, 45629, 48730, 50985, 58476, 67980, 73095, 79740, 87714, 91258, 97460, 101970, 136887, 146190, 175428, 182516, 203940, 219285, 228145, 273774, 292380, 410661, 438570, 456290, 501919, 547548, 684435, 821322, 877140, 912580, 1003838, 1368870, 1505757, 1642644, 2007676, 2053305, 2509595, 2737740, 3011514, 4106610, 4517271, 5019190, 6023028, 7528785, 8213220, 9034542, 10038380, 15057570, 18069084, 22586355, 30115140, 45172710, 90345420]

約数ペア:

[(1, 90345420), (2, 45172710), (3, 30115140), (4, 22586355), (5, 18069084), (6, 15057570), (9, 10038380), (10, 9034542), (11, 8213220), (12, 7528785), (15, 6023028), (18, 5019190), (20, 4517271), (22, 4106610), (30, 3011514), (33, 2737740), (36, 2509595), (44, 2053305), (45, 2007676), (55, 1642644), (60, 1505757), (66, 1368870), (90, 1003838), (99, 912580), (103, 877140), (110, 821322), (132, 684435), (165, 547548), (180, 501919), (198, 456290), (206, 438570), (220, 410661), (309, 292380), (330, 273774), (396, 228145), (412, 219285), (443, 203940), (495, 182516), (515, 175428), (618, 146190), (660, 136887), (886, 101970), (927, 97460), (990, 91258), (1030, 87714), (1133, 79740), (1236, 73095), (1329, 67980), (1545, 58476), (1772, 50985), (1854, 48730), (1980, 45629), (2060, 43857), (2215, 40788), (2266, 39870), (2658, 33990), (3090, 29238), (3399, 26580), (3708, 24365), (3987, 22660), (4430, 20394), (4532, 19935), (4635, 19492), (4873, 18540), (5316, 16995), (5665, 15948), (6180, 14619), (6645, 13596), (6798, 13290), (7974, 11330), (8860, 10197), (9270, 9746)]