400969872

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 160

約数和(自身を含む): 1206272000

約数和(自身を除く): 805302128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 79, 93, 108, 124, 144, 158, 186, 216, 237, 248, 279, 316, 372, 379, 432, 474, 496, 558, 632, 711, 744, 758, 837, 948, 1116, 1137, 1264, 1422, 1488, 1516, 1674, 1896, 2133, 2232, 2274, 2449, 2844, 3032, 3348, 3411, 3792, 4266, 4464, 4548, 4898, 5688, 6064, 6696, 6822, 7347, 8532, 9096, 9796, 10233, 11376, 11749, 13392, 13644, 14694, 17064, 18192, 19592, 20466, 22041, 23498, 27288, 29388, 29941, 34128, 35247, 39184, 40932, 44082, 46996, 54576, 58776, 59882, 66123, 70494, 81864, 88164, 89823, 93992, 105741, 117552, 119764, 132246, 140988, 163728, 176328, 179646, 187984, 211482, 239528, 264492, 269469, 281976, 317223, 352656, 359292, 422964, 479056, 528984, 538938, 563952, 634446, 718584, 808407, 845928, 928171, 1057968, 1077876, 1268892, 1437168, 1616814, 1691856, 1856342, 2155752, 2537784, 2784513, 3233628, 3712684, 4311504, 5075568, 5569026, 6467256, 7425368, 8353539, 11138052, 12934512, 14850736, 16707078, 22276104, 25060617, 33414156, 44552208, 50121234, 66828312, 100242468, 133656624, 200484936, 400969872]

約数ペア:

[(1, 400969872), (2, 200484936), (3, 133656624), (4, 100242468), (6, 66828312), (8, 50121234), (9, 44552208), (12, 33414156), (16, 25060617), (18, 22276104), (24, 16707078), (27, 14850736), (31, 12934512), (36, 11138052), (48, 8353539), (54, 7425368), (62, 6467256), (72, 5569026), (79, 5075568), (93, 4311504), (108, 3712684), (124, 3233628), (144, 2784513), (158, 2537784), (186, 2155752), (216, 1856342), (237, 1691856), (248, 1616814), (279, 1437168), (316, 1268892), (372, 1077876), (379, 1057968), (432, 928171), (474, 845928), (496, 808407), (558, 718584), (632, 634446), (711, 563952), (744, 538938), (758, 528984), (837, 479056), (948, 422964), (1116, 359292), (1137, 352656), (1264, 317223), (1422, 281976), (1488, 269469), (1516, 264492), (1674, 239528), (1896, 211482), (2133, 187984), (2232, 179646), (2274, 176328), (2449, 163728), (2844, 140988), (3032, 132246), (3348, 119764), (3411, 117552), (3792, 105741), (4266, 93992), (4464, 89823), (4548, 88164), (4898, 81864), (5688, 70494), (6064, 66123), (6696, 59882), (6822, 58776), (7347, 54576), (8532, 46996), (9096, 44082), (9796, 40932), (10233, 39184), (11376, 35247), (11749, 34128), (13392, 29941), (13644, 29388), (14694, 27288), (17064, 23498), (18192, 22041), (19592, 20466)]