254238400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:771

約数の個数: 168

約数和(自身を含む): 714329280

約数和(自身を除く): 460090880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 64, 65, 68, 80, 85, 100, 104, 130, 136, 160, 170, 200, 208, 221, 260, 272, 320, 325, 340, 400, 416, 425, 442, 520, 544, 650, 680, 719, 800, 832, 850, 884, 1040, 1088, 1105, 1300, 1360, 1438, 1600, 1700, 1768, 2080, 2210, 2600, 2720, 2876, 3400, 3536, 3595, 4160, 4420, 5200, 5440, 5525, 5752, 6800, 7072, 7190, 8840, 9347, 10400, 11050, 11504, 12223, 13600, 14144, 14380, 17680, 17975, 18694, 20800, 22100, 23008, 24446, 27200, 28760, 35360, 35950, 37388, 44200, 46016, 46735, 48892, 57520, 61115, 70720, 71900, 74776, 88400, 93470, 97784, 115040, 122230, 143800, 149552, 158899, 176800, 186940, 195568, 230080, 233675, 244460, 287600, 299104, 305575, 317798, 353600, 373880, 391136, 467350, 488920, 575200, 598208, 611150, 635596, 747760, 782272, 794495, 934700, 977840, 1150400, 1222300, 1271192, 1495520, 1588990, 1869400, 1955680, 2444600, 2542384, 2991040, 3177980, 3738800, 3911360, 3972475, 4889200, 5084768, 6355960, 7477600, 7944950, 9778400, 10169536, 12711920, 14955200, 15889900, 19556800, 25423840, 31779800, 50847680, 63559600, 127119200, 254238400]

約数ペア:

[(1, 254238400), (2, 127119200), (4, 63559600), (5, 50847680), (8, 31779800), (10, 25423840), (13, 19556800), (16, 15889900), (17, 14955200), (20, 12711920), (25, 10169536), (26, 9778400), (32, 7944950), (34, 7477600), (40, 6355960), (50, 5084768), (52, 4889200), (64, 3972475), (65, 3911360), (68, 3738800), (80, 3177980), (85, 2991040), (100, 2542384), (104, 2444600), (130, 1955680), (136, 1869400), (160, 1588990), (170, 1495520), (200, 1271192), (208, 1222300), (221, 1150400), (260, 977840), (272, 934700), (320, 794495), (325, 782272), (340, 747760), (400, 635596), (416, 611150), (425, 598208), (442, 575200), (520, 488920), (544, 467350), (650, 391136), (680, 373880), (719, 353600), (800, 317798), (832, 305575), (850, 299104), (884, 287600), (1040, 244460), (1088, 233675), (1105, 230080), (1300, 195568), (1360, 186940), (1438, 176800), (1600, 158899), (1700, 149552), (1768, 143800), (2080, 122230), (2210, 115040), (2600, 97784), (2720, 93470), (2876, 88400), (3400, 74776), (3536, 71900), (3595, 70720), (4160, 61115), (4420, 57520), (5200, 48892), (5440, 46735), (5525, 46016), (5752, 44200), (6800, 37388), (7072, 35950), (7190, 35360), (8840, 28760), (9347, 27200), (10400, 24446), (11050, 23008), (11504, 22100), (12223, 20800), (13600, 18694), (14144, 17975), (14380, 17680)]