30744480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{379}}^1$

素因数の和:423

約数の個数: 144

約数和(自身を含む): 105144480

約数和(自身を除く): 74400000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 379, 390, 416, 480, 507, 520, 624, 676, 758, 780, 845, 1014, 1040, 1137, 1248, 1352, 1516, 1560, 1690, 1895, 2028, 2080, 2274, 2535, 2704, 3032, 3120, 3380, 3790, 4056, 4548, 4927, 5070, 5408, 5685, 6064, 6240, 6760, 7580, 8112, 9096, 9854, 10140, 11370, 12128, 13520, 14781, 15160, 16224, 18192, 19708, 20280, 22740, 24635, 27040, 29562, 30320, 36384, 39416, 40560, 45480, 49270, 59124, 60640, 64051, 73905, 78832, 81120, 90960, 98540, 118248, 128102, 147810, 157664, 181920, 192153, 197080, 236496, 256204, 295620, 320255, 384306, 394160, 472992, 512408, 591240, 640510, 768612, 788320, 960765, 1024816, 1182480, 1281020, 1537224, 1921530, 2049632, 2364960, 2562040, 3074448, 3843060, 5124080, 6148896, 7686120, 10248160, 15372240, 30744480]

約数ペア:

[(1, 30744480), (2, 15372240), (3, 10248160), (4, 7686120), (5, 6148896), (6, 5124080), (8, 3843060), (10, 3074448), (12, 2562040), (13, 2364960), (15, 2049632), (16, 1921530), (20, 1537224), (24, 1281020), (26, 1182480), (30, 1024816), (32, 960765), (39, 788320), (40, 768612), (48, 640510), (52, 591240), (60, 512408), (65, 472992), (78, 394160), (80, 384306), (96, 320255), (104, 295620), (120, 256204), (130, 236496), (156, 197080), (160, 192153), (169, 181920), (195, 157664), (208, 147810), (240, 128102), (260, 118248), (312, 98540), (338, 90960), (379, 81120), (390, 78832), (416, 73905), (480, 64051), (507, 60640), (520, 59124), (624, 49270), (676, 45480), (758, 40560), (780, 39416), (845, 36384), (1014, 30320), (1040, 29562), (1137, 27040), (1248, 24635), (1352, 22740), (1516, 20280), (1560, 19708), (1690, 18192), (1895, 16224), (2028, 15160), (2080, 14781), (2274, 13520), (2535, 12128), (2704, 11370), (3032, 10140), (3120, 9854), (3380, 9096), (3790, 8112), (4056, 7580), (4548, 6760), (4927, 6240), (5070, 6064), (5408, 5685)]