18651240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 42675480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 180, 206, 309, 360, 412, 503, 515, 618, 824, 927, 1006, 1030, 1236, 1509, 1545, 1854, 2012, 2060, 2472, 2515, 3018, 3090, 3708, 4024, 4120, 4527, 4635, 5030, 6036, 6180, 7416, 7545, 9054, 9270, 10060, 12072, 12360, 15090, 18108, 18540, 20120, 22635, 30180, 36216, 37080, 45270, 51809, 60360, 90540, 103618, 155427, 181080, 207236, 259045, 310854, 414472, 466281, 518090, 621708, 777135, 932562, 1036180, 1243416, 1554270, 1865124, 2072360, 2331405, 3108540, 3730248, 4662810, 6217080, 9325620, 18651240]

約数ペア:

[(1, 18651240), (2, 9325620), (3, 6217080), (4, 4662810), (5, 3730248), (6, 3108540), (8, 2331405), (9, 2072360), (10, 1865124), (12, 1554270), (15, 1243416), (18, 1036180), (20, 932562), (24, 777135), (30, 621708), (36, 518090), (40, 466281), (45, 414472), (60, 310854), (72, 259045), (90, 207236), (103, 181080), (120, 155427), (180, 103618), (206, 90540), (309, 60360), (360, 51809), (412, 45270), (503, 37080), (515, 36216), (618, 30180), (824, 22635), (927, 20120), (1006, 18540), (1030, 18108), (1236, 15090), (1509, 12360), (1545, 12072), (1854, 10060), (2012, 9270), (2060, 9054), (2472, 7545), (2515, 7416), (3018, 6180), (3090, 6036), (3708, 5030), (4024, 4635), (4120, 4527)]