278971056

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:444

約数の個数: 240

約数和(自身を含む): 979451200

約数和(自身を除く): 700480144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 61, 63, 72, 78, 84, 91, 104, 112, 117, 122, 126, 144, 156, 168, 182, 183, 208, 234, 244, 252, 273, 312, 336, 349, 364, 366, 427, 468, 488, 504, 546, 549, 624, 698, 728, 732, 793, 819, 854, 936, 976, 1008, 1047, 1092, 1098, 1281, 1396, 1456, 1464, 1586, 1638, 1708, 1872, 2094, 2184, 2196, 2379, 2443, 2562, 2792, 2928, 3141, 3172, 3276, 3416, 3843, 4188, 4368, 4392, 4537, 4758, 4886, 5124, 5551, 5584, 6282, 6344, 6552, 6832, 7137, 7329, 7686, 8376, 8784, 9074, 9516, 9772, 10248, 11102, 12564, 12688, 13104, 13611, 14274, 14658, 15372, 16653, 16752, 18148, 19032, 19544, 20496, 21289, 21987, 22204, 25128, 27222, 28548, 29316, 30744, 31759, 33306, 36296, 38064, 39088, 40833, 42578, 43974, 44408, 49959, 50256, 54444, 57096, 58632, 61488, 63518, 63867, 66612, 72592, 81666, 85156, 87948, 88816, 95277, 99918, 108888, 114192, 117264, 127036, 127734, 133224, 149023, 163332, 170312, 175896, 190554, 191601, 199836, 217776, 254072, 255468, 266448, 276757, 285831, 298046, 326664, 340624, 351792, 381108, 383202, 399672, 447069, 508144, 510936, 553514, 571662, 596092, 653328, 762216, 766404, 799344, 830271, 894138, 1021872, 1107028, 1143324, 1192184, 1341207, 1524432, 1532808, 1660542, 1788276, 1937299, 2214056, 2286648, 2384368, 2490813, 2682414, 3065616, 3321084, 3576552, 3874598, 4428112, 4573296, 4981626, 5364828, 5811897, 6642168, 7153104, 7749196, 9963252, 10729656, 11623794, 13284336, 15498392, 17435691, 19926504, 21459312, 23247588, 30996784, 34871382, 39853008, 46495176, 69742764, 92990352, 139485528, 278971056]

約数ペア:

[(1, 278971056), (2, 139485528), (3, 92990352), (4, 69742764), (6, 46495176), (7, 39853008), (8, 34871382), (9, 30996784), (12, 23247588), (13, 21459312), (14, 19926504), (16, 17435691), (18, 15498392), (21, 13284336), (24, 11623794), (26, 10729656), (28, 9963252), (36, 7749196), (39, 7153104), (42, 6642168), (48, 5811897), (52, 5364828), (56, 4981626), (61, 4573296), (63, 4428112), (72, 3874598), (78, 3576552), (84, 3321084), (91, 3065616), (104, 2682414), (112, 2490813), (117, 2384368), (122, 2286648), (126, 2214056), (144, 1937299), (156, 1788276), (168, 1660542), (182, 1532808), (183, 1524432), (208, 1341207), (234, 1192184), (244, 1143324), (252, 1107028), (273, 1021872), (312, 894138), (336, 830271), (349, 799344), (364, 766404), (366, 762216), (427, 653328), (468, 596092), (488, 571662), (504, 553514), (546, 510936), (549, 508144), (624, 447069), (698, 399672), (728, 383202), (732, 381108), (793, 351792), (819, 340624), (854, 326664), (936, 298046), (976, 285831), (1008, 276757), (1047, 266448), (1092, 255468), (1098, 254072), (1281, 217776), (1396, 199836), (1456, 191601), (1464, 190554), (1586, 175896), (1638, 170312), (1708, 163332), (1872, 149023), (2094, 133224), (2184, 127734), (2196, 127036), (2379, 117264), (2443, 114192), (2562, 108888), (2792, 99918), (2928, 95277), (3141, 88816), (3172, 87948), (3276, 85156), (3416, 81666), (3843, 72592), (4188, 66612), (4368, 63867), (4392, 63518), (4537, 61488), (4758, 58632), (4886, 57096), (5124, 54444), (5551, 50256), (5584, 49959), (6282, 44408), (6344, 43974), (6552, 42578), (6832, 40833), (7137, 39088), (7329, 38064), (7686, 36296), (8376, 33306), (8784, 31759), (9074, 30744), (9516, 29316), (9772, 28548), (10248, 27222), (11102, 25128), (12564, 22204), (12688, 21987), (13104, 21289), (13611, 20496), (14274, 19544), (14658, 19032), (15372, 18148), (16653, 16752)]