251359056

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:274

約数の個数: 240

約数和(自身を含む): 823280640

約数和(自身を除く): 571921584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 37, 38, 39, 48, 52, 57, 72, 74, 76, 78, 104, 111, 114, 117, 144, 148, 152, 156, 171, 191, 208, 222, 228, 234, 247, 296, 304, 312, 333, 342, 382, 444, 456, 468, 481, 494, 573, 592, 624, 666, 684, 703, 741, 764, 888, 912, 936, 962, 988, 1146, 1332, 1368, 1406, 1443, 1482, 1528, 1719, 1776, 1872, 1924, 1976, 2109, 2223, 2292, 2483, 2664, 2736, 2812, 2886, 2964, 3056, 3438, 3629, 3848, 3952, 4218, 4329, 4446, 4584, 4966, 5328, 5624, 5772, 5928, 6327, 6876, 7067, 7258, 7449, 7696, 8436, 8658, 8892, 9139, 9168, 9932, 10887, 11248, 11544, 11856, 12654, 13752, 14134, 14516, 14898, 16872, 17316, 17784, 18278, 19864, 21201, 21774, 22347, 23088, 25308, 27417, 27504, 28268, 29032, 29796, 32661, 33744, 34632, 35568, 36556, 39728, 42402, 43548, 44694, 47177, 50616, 54834, 56536, 58064, 59592, 63603, 65322, 69264, 73112, 82251, 84804, 87096, 89388, 91871, 94354, 101232, 109668, 113072, 119184, 127206, 130644, 134273, 141531, 146224, 164502, 169608, 174192, 178776, 183742, 188708, 219336, 254412, 261288, 268546, 275613, 283062, 329004, 339216, 357552, 367484, 377416, 402819, 424593, 438672, 508824, 522576, 537092, 551226, 566124, 658008, 734968, 754832, 805638, 826839, 849186, 1017648, 1074184, 1102452, 1132248, 1208457, 1316016, 1469936, 1611276, 1653678, 1698372, 1745549, 2148368, 2204904, 2264496, 2416914, 3222552, 3307356, 3396744, 3491098, 4409808, 4833828, 5236647, 6445104, 6614712, 6793488, 6982196, 9667656, 10473294, 13229424, 13964392, 15709941, 19335312, 20946588, 27928784, 31419882, 41893176, 62839764, 83786352, 125679528, 251359056]

約数ペア:

[(1, 251359056), (2, 125679528), (3, 83786352), (4, 62839764), (6, 41893176), (8, 31419882), (9, 27928784), (12, 20946588), (13, 19335312), (16, 15709941), (18, 13964392), (19, 13229424), (24, 10473294), (26, 9667656), (36, 6982196), (37, 6793488), (38, 6614712), (39, 6445104), (48, 5236647), (52, 4833828), (57, 4409808), (72, 3491098), (74, 3396744), (76, 3307356), (78, 3222552), (104, 2416914), (111, 2264496), (114, 2204904), (117, 2148368), (144, 1745549), (148, 1698372), (152, 1653678), (156, 1611276), (171, 1469936), (191, 1316016), (208, 1208457), (222, 1132248), (228, 1102452), (234, 1074184), (247, 1017648), (296, 849186), (304, 826839), (312, 805638), (333, 754832), (342, 734968), (382, 658008), (444, 566124), (456, 551226), (468, 537092), (481, 522576), (494, 508824), (573, 438672), (592, 424593), (624, 402819), (666, 377416), (684, 367484), (703, 357552), (741, 339216), (764, 329004), (888, 283062), (912, 275613), (936, 268546), (962, 261288), (988, 254412), (1146, 219336), (1332, 188708), (1368, 183742), (1406, 178776), (1443, 174192), (1482, 169608), (1528, 164502), (1719, 146224), (1776, 141531), (1872, 134273), (1924, 130644), (1976, 127206), (2109, 119184), (2223, 113072), (2292, 109668), (2483, 101232), (2664, 94354), (2736, 91871), (2812, 89388), (2886, 87096), (2964, 84804), (3056, 82251), (3438, 73112), (3629, 69264), (3848, 65322), (3952, 63603), (4218, 59592), (4329, 58064), (4446, 56536), (4584, 54834), (4966, 50616), (5328, 47177), (5624, 44694), (5772, 43548), (5928, 42402), (6327, 39728), (6876, 36556), (7067, 35568), (7258, 34632), (7449, 33744), (7696, 32661), (8436, 29796), (8658, 29032), (8892, 28268), (9139, 27504), (9168, 27417), (9932, 25308), (10887, 23088), (11248, 22347), (11544, 21774), (11856, 21201), (12654, 19864), (13752, 18278), (14134, 17784), (14516, 17316), (14898, 16872)]