251977392

素因数分解:

$2^4\times 3^7\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:427

約数の個数: 160

約数和(自身を含む): 772768000

約数和(自身を除く): 520790608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 243, 304, 324, 342, 379, 432, 456, 486, 513, 648, 684, 729, 758, 912, 972, 1026, 1137, 1296, 1368, 1458, 1516, 1539, 1944, 2052, 2187, 2274, 2736, 2916, 3032, 3078, 3411, 3888, 4104, 4374, 4548, 4617, 5832, 6064, 6156, 6822, 7201, 8208, 8748, 9096, 9234, 10233, 11664, 12312, 13644, 13851, 14402, 17496, 18192, 18468, 20466, 21603, 24624, 27288, 27702, 28804, 30699, 34992, 36936, 40932, 41553, 43206, 54576, 55404, 57608, 61398, 64809, 73872, 81864, 83106, 86412, 92097, 110808, 115216, 122796, 129618, 163728, 166212, 172824, 184194, 194427, 221616, 245592, 259236, 276291, 332424, 345648, 368388, 388854, 491184, 518472, 552582, 583281, 664848, 736776, 777708, 828873, 1036944, 1105164, 1166562, 1473552, 1555416, 1657746, 1749843, 2210328, 2333124, 3110832, 3315492, 3499686, 4420656, 4666248, 5249529, 6630984, 6999372, 9332496, 10499058, 13261968, 13998744, 15748587, 20998116, 27997488, 31497174, 41996232, 62994348, 83992464, 125988696, 251977392]

約数ペア:

[(1, 251977392), (2, 125988696), (3, 83992464), (4, 62994348), (6, 41996232), (8, 31497174), (9, 27997488), (12, 20998116), (16, 15748587), (18, 13998744), (19, 13261968), (24, 10499058), (27, 9332496), (36, 6999372), (38, 6630984), (48, 5249529), (54, 4666248), (57, 4420656), (72, 3499686), (76, 3315492), (81, 3110832), (108, 2333124), (114, 2210328), (144, 1749843), (152, 1657746), (162, 1555416), (171, 1473552), (216, 1166562), (228, 1105164), (243, 1036944), (304, 828873), (324, 777708), (342, 736776), (379, 664848), (432, 583281), (456, 552582), (486, 518472), (513, 491184), (648, 388854), (684, 368388), (729, 345648), (758, 332424), (912, 276291), (972, 259236), (1026, 245592), (1137, 221616), (1296, 194427), (1368, 184194), (1458, 172824), (1516, 166212), (1539, 163728), (1944, 129618), (2052, 122796), (2187, 115216), (2274, 110808), (2736, 92097), (2916, 86412), (3032, 83106), (3078, 81864), (3411, 73872), (3888, 64809), (4104, 61398), (4374, 57608), (4548, 55404), (4617, 54576), (5832, 43206), (6064, 41553), (6156, 40932), (6822, 36936), (7201, 34992), (8208, 30699), (8748, 28804), (9096, 27702), (9234, 27288), (10233, 24624), (11664, 21603), (12312, 20466), (13644, 18468), (13851, 18192), (14402, 17496)]