18647200

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:207

約数の個数: 144

約数和(自身を含む): 53809056

約数和(自身を除く): 35161856

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 160, 163, 176, 200, 208, 220, 260, 275, 286, 325, 326, 352, 400, 416, 440, 520, 550, 572, 650, 652, 715, 800, 815, 880, 1040, 1100, 1144, 1300, 1304, 1430, 1630, 1760, 1793, 2080, 2119, 2200, 2288, 2600, 2608, 2860, 3260, 3575, 3586, 4075, 4238, 4400, 4576, 5200, 5216, 5720, 6520, 7150, 7172, 8150, 8476, 8800, 8965, 10400, 10595, 11440, 13040, 14300, 14344, 16300, 16952, 17930, 21190, 22880, 23309, 26080, 28600, 28688, 32600, 33904, 35860, 42380, 44825, 46618, 52975, 57200, 57376, 65200, 67808, 71720, 84760, 89650, 93236, 105950, 114400, 116545, 130400, 143440, 169520, 179300, 186472, 211900, 233090, 286880, 339040, 358600, 372944, 423800, 466180, 582725, 717200, 745888, 847600, 932360, 1165450, 1434400, 1695200, 1864720, 2330900, 3729440, 4661800, 9323600, 18647200]

約数ペア:

[(1, 18647200), (2, 9323600), (4, 4661800), (5, 3729440), (8, 2330900), (10, 1864720), (11, 1695200), (13, 1434400), (16, 1165450), (20, 932360), (22, 847600), (25, 745888), (26, 717200), (32, 582725), (40, 466180), (44, 423800), (50, 372944), (52, 358600), (55, 339040), (65, 286880), (80, 233090), (88, 211900), (100, 186472), (104, 179300), (110, 169520), (130, 143440), (143, 130400), (160, 116545), (163, 114400), (176, 105950), (200, 93236), (208, 89650), (220, 84760), (260, 71720), (275, 67808), (286, 65200), (325, 57376), (326, 57200), (352, 52975), (400, 46618), (416, 44825), (440, 42380), (520, 35860), (550, 33904), (572, 32600), (650, 28688), (652, 28600), (715, 26080), (800, 23309), (815, 22880), (880, 21190), (1040, 17930), (1100, 16952), (1144, 16300), (1300, 14344), (1304, 14300), (1430, 13040), (1630, 11440), (1760, 10595), (1793, 10400), (2080, 8965), (2119, 8800), (2200, 8476), (2288, 8150), (2600, 7172), (2608, 7150), (2860, 6520), (3260, 5720), (3575, 5216), (3586, 5200), (4075, 4576), (4238, 4400)]