231211440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 811635552

約数和(自身を除く): 580424112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 73, 80, 83, 90, 106, 120, 144, 146, 159, 166, 180, 212, 219, 240, 249, 265, 292, 318, 332, 360, 365, 415, 424, 438, 477, 498, 530, 584, 636, 657, 664, 720, 730, 747, 795, 830, 848, 876, 954, 996, 1060, 1095, 1168, 1245, 1272, 1314, 1328, 1460, 1494, 1590, 1660, 1752, 1908, 1992, 2120, 2190, 2385, 2490, 2544, 2628, 2920, 2988, 3180, 3285, 3320, 3504, 3735, 3816, 3869, 3984, 4240, 4380, 4399, 4770, 4980, 5256, 5840, 5976, 6059, 6360, 6570, 6640, 7470, 7632, 7738, 8760, 8798, 9540, 9960, 10512, 11607, 11952, 12118, 12720, 13140, 13197, 14940, 15476, 17520, 17596, 18177, 19080, 19345, 19920, 21995, 23214, 24236, 26280, 26394, 29880, 30295, 30952, 34821, 35192, 36354, 38160, 38690, 39591, 43990, 46428, 48472, 52560, 52788, 54531, 58035, 59760, 60590, 61904, 65985, 69642, 70384, 72708, 77380, 79182, 87980, 90885, 92856, 96944, 105576, 109062, 116070, 121180, 131970, 139284, 145416, 154760, 158364, 174105, 175960, 181770, 185712, 197955, 211152, 218124, 232140, 242360, 263940, 272655, 278568, 290832, 309520, 316728, 321127, 348210, 351920, 363540, 395910, 436248, 464280, 484720, 527880, 545310, 557136, 633456, 642254, 696420, 727080, 791820, 872496, 928560, 963381, 1055760, 1090620, 1284508, 1392840, 1454160, 1583640, 1605635, 1926762, 2181240, 2569016, 2785680, 2890143, 3167280, 3211270, 3853524, 4362480, 4816905, 5138032, 5780286, 6422540, 7707048, 9633810, 11560572, 12845080, 14450715, 15414096, 19267620, 23121144, 25690160, 28901430, 38535240, 46242288, 57802860, 77070480, 115605720, 231211440]

約数ペア:

[(1, 231211440), (2, 115605720), (3, 77070480), (4, 57802860), (5, 46242288), (6, 38535240), (8, 28901430), (9, 25690160), (10, 23121144), (12, 19267620), (15, 15414096), (16, 14450715), (18, 12845080), (20, 11560572), (24, 9633810), (30, 7707048), (36, 6422540), (40, 5780286), (45, 5138032), (48, 4816905), (53, 4362480), (60, 3853524), (72, 3211270), (73, 3167280), (80, 2890143), (83, 2785680), (90, 2569016), (106, 2181240), (120, 1926762), (144, 1605635), (146, 1583640), (159, 1454160), (166, 1392840), (180, 1284508), (212, 1090620), (219, 1055760), (240, 963381), (249, 928560), (265, 872496), (292, 791820), (318, 727080), (332, 696420), (360, 642254), (365, 633456), (415, 557136), (424, 545310), (438, 527880), (477, 484720), (498, 464280), (530, 436248), (584, 395910), (636, 363540), (657, 351920), (664, 348210), (720, 321127), (730, 316728), (747, 309520), (795, 290832), (830, 278568), (848, 272655), (876, 263940), (954, 242360), (996, 232140), (1060, 218124), (1095, 211152), (1168, 197955), (1245, 185712), (1272, 181770), (1314, 175960), (1328, 174105), (1460, 158364), (1494, 154760), (1590, 145416), (1660, 139284), (1752, 131970), (1908, 121180), (1992, 116070), (2120, 109062), (2190, 105576), (2385, 96944), (2490, 92856), (2544, 90885), (2628, 87980), (2920, 79182), (2988, 77380), (3180, 72708), (3285, 70384), (3320, 69642), (3504, 65985), (3735, 61904), (3816, 60590), (3869, 59760), (3984, 58035), (4240, 54531), (4380, 52788), (4399, 52560), (4770, 48472), (4980, 46428), (5256, 43990), (5840, 39591), (5976, 38690), (6059, 38160), (6360, 36354), (6570, 35192), (6640, 34821), (7470, 30952), (7632, 30295), (7738, 29880), (8760, 26394), (8798, 26280), (9540, 24236), (9960, 23214), (10512, 21995), (11607, 19920), (11952, 19345), (12118, 19080), (12720, 18177), (13140, 17596), (13197, 17520), (14940, 15476)]