31666.00000000

素因数分解:

$2^2\times 3^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 185902080

約数和(自身を除く): 120555492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 37, 46, 54, 69, 74, 79, 81, 92, 108, 111, 138, 148, 158, 162, 207, 222, 237, 243, 276, 316, 324, 333, 414, 444, 474, 486, 621, 666, 711, 828, 851, 948, 972, 999, 1242, 1332, 1422, 1702, 1817, 1863, 1998, 2133, 2484, 2553, 2844, 2923, 2997, 3404, 3634, 3726, 3996, 4266, 5106, 5451, 5589, 5846, 5994, 6399, 7268, 7452, 7659, 8532, 8769, 8991, 10212, 10902, 11178, 11692, 11988, 12798, 15318, 16353, 17538, 17982, 19197, 21804, 22356, 22977, 25596, 26307, 30636, 32706, 35076, 35964, 38394, 45954, 49059, 52614, 65412, 67229, 68931, 76788, 78921, 91908, 98118, 105228, 134458, 137862, 147177, 157842, 196236, 201687, 206793, 236763, 268916, 275724, 294354, 315684, 403374, 413586, 441531, 473526, 588708, 605061, 710289, 806748, 827172, 883062, 947052, 1210122, 1420578, 1766124, 1815183, 2420244, 2841156, 3630366, 5445549, 7260732, 10891098, 16336647, 21782196, 32673294, 65346588]

約数ペア:

[(1, 65346588), (2, 32673294), (3, 21782196), (4, 16336647), (6, 10891098), (9, 7260732), (12, 5445549), (18, 3630366), (23, 2841156), (27, 2420244), (36, 1815183), (37, 1766124), (46, 1420578), (54, 1210122), (69, 947052), (74, 883062), (79, 827172), (81, 806748), (92, 710289), (108, 605061), (111, 588708), (138, 473526), (148, 441531), (158, 413586), (162, 403374), (207, 315684), (222, 294354), (237, 275724), (243, 268916), (276, 236763), (316, 206793), (324, 201687), (333, 196236), (414, 157842), (444, 147177), (474, 137862), (486, 134458), (621, 105228), (666, 98118), (711, 91908), (828, 78921), (851, 76788), (948, 68931), (972, 67229), (999, 65412), (1242, 52614), (1332, 49059), (1422, 45954), (1702, 38394), (1817, 35964), (1863, 35076), (1998, 32706), (2133, 30636), (2484, 26307), (2553, 25596), (2844, 22977), (2923, 22356), (2997, 21804), (3404, 19197), (3634, 17982), (3726, 17538), (3996, 16353), (4266, 15318), (5106, 12798), (5451, 11988), (5589, 11692), (5846, 11178), (5994, 10902), (6399, 10212), (7268, 8991), (7452, 8769), (7659, 8532)]