71485752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 209664000

約数和(自身を除く): 138178248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 104, 114, 124, 152, 156, 186, 228, 247, 248, 312, 372, 389, 403, 456, 494, 589, 741, 744, 778, 806, 988, 1167, 1178, 1209, 1482, 1556, 1612, 1767, 1976, 2334, 2356, 2418, 2964, 3112, 3224, 3534, 4668, 4712, 4836, 5057, 5928, 7068, 7391, 7657, 9336, 9672, 10114, 12059, 14136, 14782, 15171, 15314, 20228, 22173, 22971, 24118, 29564, 30342, 30628, 36177, 40456, 44346, 45942, 48236, 59128, 60684, 61256, 72354, 88692, 91884, 96083, 96472, 121368, 144708, 156767, 177384, 183768, 192166, 229121, 288249, 289416, 313534, 384332, 458242, 470301, 576498, 627068, 687363, 768664, 916484, 940602, 1152996, 1254136, 1374726, 1832968, 1881204, 2305992, 2749452, 2978573, 3762408, 5498904, 5957146, 8935719, 11914292, 17871438, 23828584, 35742876, 71485752]

約数ペア:

[(1, 71485752), (2, 35742876), (3, 23828584), (4, 17871438), (6, 11914292), (8, 8935719), (12, 5957146), (13, 5498904), (19, 3762408), (24, 2978573), (26, 2749452), (31, 2305992), (38, 1881204), (39, 1832968), (52, 1374726), (57, 1254136), (62, 1152996), (76, 940602), (78, 916484), (93, 768664), (104, 687363), (114, 627068), (124, 576498), (152, 470301), (156, 458242), (186, 384332), (228, 313534), (247, 289416), (248, 288249), (312, 229121), (372, 192166), (389, 183768), (403, 177384), (456, 156767), (494, 144708), (589, 121368), (741, 96472), (744, 96083), (778, 91884), (806, 88692), (988, 72354), (1167, 61256), (1178, 60684), (1209, 59128), (1482, 48236), (1556, 45942), (1612, 44346), (1767, 40456), (1976, 36177), (2334, 30628), (2356, 30342), (2418, 29564), (2964, 24118), (3112, 22971), (3224, 22173), (3534, 20228), (4668, 15314), (4712, 15171), (4836, 14782), (5057, 14136), (5928, 12059), (7068, 10114), (7391, 9672), (7657, 9336)]