71955216

素因数分解:

$2^4\times 3^6\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 140

約数和(自身を含む): 216851200

約数和(自身を除く): 144895984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 81, 93, 108, 124, 144, 162, 186, 199, 216, 243, 248, 279, 324, 372, 398, 432, 486, 496, 558, 597, 648, 729, 744, 796, 837, 972, 1116, 1194, 1296, 1458, 1488, 1592, 1674, 1791, 1944, 2232, 2388, 2511, 2916, 3184, 3348, 3582, 3888, 4464, 4776, 5022, 5373, 5832, 6169, 6696, 7164, 7533, 9552, 10044, 10746, 11664, 12338, 13392, 14328, 15066, 16119, 18507, 20088, 21492, 22599, 24676, 28656, 30132, 32238, 37014, 40176, 42984, 45198, 48357, 49352, 55521, 60264, 64476, 74028, 85968, 90396, 96714, 98704, 111042, 120528, 128952, 145071, 148056, 166563, 180792, 193428, 222084, 257904, 290142, 296112, 333126, 361584, 386856, 444168, 499689, 580284, 666252, 773712, 888336, 999378, 1160568, 1332504, 1499067, 1998756, 2321136, 2665008, 2998134, 3997512, 4497201, 5996268, 7995024, 8994402, 11992536, 17988804, 23985072, 35977608, 71955216]

約数ペア:

[(1, 71955216), (2, 35977608), (3, 23985072), (4, 17988804), (6, 11992536), (8, 8994402), (9, 7995024), (12, 5996268), (16, 4497201), (18, 3997512), (24, 2998134), (27, 2665008), (31, 2321136), (36, 1998756), (48, 1499067), (54, 1332504), (62, 1160568), (72, 999378), (81, 888336), (93, 773712), (108, 666252), (124, 580284), (144, 499689), (162, 444168), (186, 386856), (199, 361584), (216, 333126), (243, 296112), (248, 290142), (279, 257904), (324, 222084), (372, 193428), (398, 180792), (432, 166563), (486, 148056), (496, 145071), (558, 128952), (597, 120528), (648, 111042), (729, 98704), (744, 96714), (796, 90396), (837, 85968), (972, 74028), (1116, 64476), (1194, 60264), (1296, 55521), (1458, 49352), (1488, 48357), (1592, 45198), (1674, 42984), (1791, 40176), (1944, 37014), (2232, 32238), (2388, 30132), (2511, 28656), (2916, 24676), (3184, 22599), (3348, 21492), (3582, 20088), (3888, 18507), (4464, 16119), (4776, 15066), (5022, 14328), (5373, 13392), (5832, 12338), (6169, 11664), (6696, 10746), (7164, 10044), (7533, 9552)]