663767568

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:502

約数の個数: 160

約数和(自身を含む): 1977909120

約数和(自身を除く): 1314141552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 131, 144, 148, 216, 222, 262, 296, 317, 333, 393, 432, 444, 524, 592, 634, 666, 786, 888, 951, 999, 1048, 1179, 1268, 1332, 1572, 1776, 1902, 1998, 2096, 2358, 2536, 2664, 2853, 3144, 3537, 3804, 3996, 4716, 4847, 5072, 5328, 5706, 6288, 7074, 7608, 7992, 8559, 9432, 9694, 11412, 11729, 14148, 14541, 15216, 15984, 17118, 18864, 19388, 22824, 23458, 28296, 29082, 34236, 35187, 38776, 41527, 43623, 45648, 46916, 56592, 58164, 68472, 70374, 77552, 83054, 87246, 93832, 105561, 116328, 124581, 130869, 136944, 140748, 166108, 174492, 187664, 211122, 232656, 249162, 261738, 281496, 316683, 332216, 348984, 373743, 422244, 498324, 523476, 562992, 633366, 664432, 697968, 747486, 844488, 996648, 1046952, 1121229, 1266732, 1494972, 1536499, 1688976, 1993296, 2093904, 2242458, 2533464, 2989944, 3072998, 4484916, 4609497, 5066928, 5979888, 6145996, 8969832, 9218994, 12291992, 13828491, 17939664, 18437988, 24583984, 27656982, 36875976, 41485473, 55313964, 73751952, 82970946, 110627928, 165941892, 221255856, 331883784, 663767568]

約数ペア:

[(1, 663767568), (2, 331883784), (3, 221255856), (4, 165941892), (6, 110627928), (8, 82970946), (9, 73751952), (12, 55313964), (16, 41485473), (18, 36875976), (24, 27656982), (27, 24583984), (36, 18437988), (37, 17939664), (48, 13828491), (54, 12291992), (72, 9218994), (74, 8969832), (108, 6145996), (111, 5979888), (131, 5066928), (144, 4609497), (148, 4484916), (216, 3072998), (222, 2989944), (262, 2533464), (296, 2242458), (317, 2093904), (333, 1993296), (393, 1688976), (432, 1536499), (444, 1494972), (524, 1266732), (592, 1121229), (634, 1046952), (666, 996648), (786, 844488), (888, 747486), (951, 697968), (999, 664432), (1048, 633366), (1179, 562992), (1268, 523476), (1332, 498324), (1572, 422244), (1776, 373743), (1902, 348984), (1998, 332216), (2096, 316683), (2358, 281496), (2536, 261738), (2664, 249162), (2853, 232656), (3144, 211122), (3537, 187664), (3804, 174492), (3996, 166108), (4716, 140748), (4847, 136944), (5072, 130869), (5328, 124581), (5706, 116328), (6288, 105561), (7074, 93832), (7608, 87246), (7992, 83054), (8559, 77552), (9432, 70374), (9694, 68472), (11412, 58164), (11729, 56592), (14148, 46916), (14541, 45648), (15216, 43623), (15984, 41527), (17118, 38776), (18864, 35187), (19388, 34236), (22824, 29082), (23458, 28296)]