238857840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 240

約数和(自身を含む): 874735680

約数和(自身を除く): 635877840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 151, 156, 169, 180, 195, 208, 234, 240, 260, 302, 312, 338, 360, 390, 453, 468, 507, 520, 585, 604, 624, 676, 720, 755, 780, 845, 906, 936, 1014, 1040, 1170, 1208, 1352, 1359, 1510, 1521, 1560, 1690, 1812, 1872, 1963, 2028, 2197, 2265, 2340, 2416, 2535, 2704, 2718, 3020, 3042, 3120, 3380, 3624, 3926, 4056, 4394, 4530, 4680, 5070, 5436, 5889, 6040, 6084, 6591, 6760, 6795, 7248, 7605, 7852, 8112, 8788, 9060, 9360, 9815, 10140, 10872, 10985, 11778, 12080, 12168, 13182, 13520, 13590, 15210, 15704, 17576, 17667, 18120, 19630, 19773, 20280, 21744, 21970, 23556, 24336, 25519, 26364, 27180, 29445, 30420, 31408, 32955, 35152, 35334, 36240, 39260, 39546, 40560, 43940, 47112, 51038, 52728, 54360, 58890, 60840, 65910, 70668, 76557, 78520, 79092, 87880, 88335, 94224, 98865, 102076, 105456, 108720, 117780, 121680, 127595, 131820, 141336, 153114, 157040, 158184, 175760, 176670, 197730, 204152, 229671, 235560, 255190, 263640, 282672, 306228, 316368, 331747, 353340, 382785, 395460, 408304, 459342, 471120, 510380, 527280, 612456, 663494, 706680, 765570, 790920, 918684, 995241, 1020760, 1148355, 1224912, 1326988, 1413360, 1531140, 1581840, 1658735, 1837368, 1990482, 2041520, 2296710, 2653976, 2985723, 3062280, 3317470, 3674736, 3980964, 4593420, 4976205, 5307952, 5971446, 6124560, 6634940, 7961928, 9186840, 9952410, 11942892, 13269880, 14928615, 15923856, 18373680, 19904820, 23885784, 26539760, 29857230, 39809640, 47771568, 59714460, 79619280, 119428920, 238857840]

約数ペア:

[(1, 238857840), (2, 119428920), (3, 79619280), (4, 59714460), (5, 47771568), (6, 39809640), (8, 29857230), (9, 26539760), (10, 23885784), (12, 19904820), (13, 18373680), (15, 15923856), (16, 14928615), (18, 13269880), (20, 11942892), (24, 9952410), (26, 9186840), (30, 7961928), (36, 6634940), (39, 6124560), (40, 5971446), (45, 5307952), (48, 4976205), (52, 4593420), (60, 3980964), (65, 3674736), (72, 3317470), (78, 3062280), (80, 2985723), (90, 2653976), (104, 2296710), (117, 2041520), (120, 1990482), (130, 1837368), (144, 1658735), (151, 1581840), (156, 1531140), (169, 1413360), (180, 1326988), (195, 1224912), (208, 1148355), (234, 1020760), (240, 995241), (260, 918684), (302, 790920), (312, 765570), (338, 706680), (360, 663494), (390, 612456), (453, 527280), (468, 510380), (507, 471120), (520, 459342), (585, 408304), (604, 395460), (624, 382785), (676, 353340), (720, 331747), (755, 316368), (780, 306228), (845, 282672), (906, 263640), (936, 255190), (1014, 235560), (1040, 229671), (1170, 204152), (1208, 197730), (1352, 176670), (1359, 175760), (1510, 158184), (1521, 157040), (1560, 153114), (1690, 141336), (1812, 131820), (1872, 127595), (1963, 121680), (2028, 117780), (2197, 108720), (2265, 105456), (2340, 102076), (2416, 98865), (2535, 94224), (2704, 88335), (2718, 87880), (3020, 79092), (3042, 78520), (3120, 76557), (3380, 70668), (3624, 65910), (3926, 60840), (4056, 58890), (4394, 54360), (4530, 52728), (4680, 51038), (5070, 47112), (5436, 43940), (5889, 40560), (6040, 39546), (6084, 39260), (6591, 36240), (6760, 35334), (6795, 35152), (7248, 32955), (7605, 31408), (7852, 30420), (8112, 29445), (8788, 27180), (9060, 26364), (9360, 25519), (9815, 24336), (10140, 23556), (10872, 21970), (10985, 21744), (11778, 20280), (12080, 19773), (12168, 19630), (13182, 18120), (13520, 17667), (13590, 17576), (15210, 15704)]