13025520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 44491200

約数和(自身を除く): 31465680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 229, 237, 240, 316, 360, 395, 458, 474, 632, 687, 711, 720, 790, 916, 948, 1145, 1185, 1264, 1374, 1422, 1580, 1832, 1896, 2061, 2290, 2370, 2748, 2844, 3160, 3435, 3555, 3664, 3792, 4122, 4580, 4740, 5496, 5688, 6320, 6870, 7110, 8244, 9160, 9480, 10305, 10992, 11376, 13740, 14220, 16488, 18091, 18320, 18960, 20610, 27480, 28440, 32976, 36182, 41220, 54273, 54960, 56880, 72364, 82440, 90455, 108546, 144728, 162819, 164880, 180910, 217092, 271365, 289456, 325638, 361820, 434184, 542730, 651276, 723640, 814095, 868368, 1085460, 1302552, 1447280, 1628190, 2170920, 2605104, 3256380, 4341840, 6512760, 13025520]

約数ペア:

[(1, 13025520), (2, 6512760), (3, 4341840), (4, 3256380), (5, 2605104), (6, 2170920), (8, 1628190), (9, 1447280), (10, 1302552), (12, 1085460), (15, 868368), (16, 814095), (18, 723640), (20, 651276), (24, 542730), (30, 434184), (36, 361820), (40, 325638), (45, 289456), (48, 271365), (60, 217092), (72, 180910), (79, 164880), (80, 162819), (90, 144728), (120, 108546), (144, 90455), (158, 82440), (180, 72364), (229, 56880), (237, 54960), (240, 54273), (316, 41220), (360, 36182), (395, 32976), (458, 28440), (474, 27480), (632, 20610), (687, 18960), (711, 18320), (720, 18091), (790, 16488), (916, 14220), (948, 13740), (1145, 11376), (1185, 10992), (1264, 10305), (1374, 9480), (1422, 9160), (1580, 8244), (1832, 7110), (1896, 6870), (2061, 6320), (2290, 5688), (2370, 5496), (2748, 4740), (2844, 4580), (3160, 4122), (3435, 3792), (3555, 3664)]