220391040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1453}}^1$

素因数の和:1554

約数の個数: 128

約数和(自身を含む): 711878400

約数和(自身を除く): 491487360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 316, 320, 384, 395, 474, 480, 632, 640, 790, 948, 960, 1185, 1264, 1453, 1580, 1896, 1920, 2370, 2528, 2906, 3160, 3792, 4359, 4740, 5056, 5812, 6320, 7265, 7584, 8718, 9480, 10112, 11624, 12640, 14530, 15168, 17436, 18960, 21795, 23248, 25280, 29060, 30336, 34872, 37920, 43590, 46496, 50560, 58120, 69744, 75840, 87180, 92992, 114787, 116240, 139488, 151680, 174360, 185984, 229574, 232480, 278976, 344361, 348720, 459148, 464960, 557952, 573935, 688722, 697440, 918296, 929920, 1147870, 1377444, 1394880, 1721805, 1836592, 2295740, 2754888, 2789760, 3443610, 3673184, 4591480, 5509776, 6887220, 7346368, 9182960, 11019552, 13774440, 14692736, 18365920, 22039104, 27548880, 36731840, 44078208, 55097760, 73463680, 110195520, 220391040]

約数ペア:

[(1, 220391040), (2, 110195520), (3, 73463680), (4, 55097760), (5, 44078208), (6, 36731840), (8, 27548880), (10, 22039104), (12, 18365920), (15, 14692736), (16, 13774440), (20, 11019552), (24, 9182960), (30, 7346368), (32, 6887220), (40, 5509776), (48, 4591480), (60, 3673184), (64, 3443610), (79, 2789760), (80, 2754888), (96, 2295740), (120, 1836592), (128, 1721805), (158, 1394880), (160, 1377444), (192, 1147870), (237, 929920), (240, 918296), (316, 697440), (320, 688722), (384, 573935), (395, 557952), (474, 464960), (480, 459148), (632, 348720), (640, 344361), (790, 278976), (948, 232480), (960, 229574), (1185, 185984), (1264, 174360), (1453, 151680), (1580, 139488), (1896, 116240), (1920, 114787), (2370, 92992), (2528, 87180), (2906, 75840), (3160, 69744), (3792, 58120), (4359, 50560), (4740, 46496), (5056, 43590), (5812, 37920), (6320, 34872), (7265, 30336), (7584, 29060), (8718, 25280), (9480, 23248), (10112, 21795), (11624, 18960), (12640, 17436), (14530, 15168)]