81700164

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 240

約数和(自身を含む): 280038528

約数和(自身を除く): 198338364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 27, 28, 34, 36, 39, 42, 51, 52, 54, 63, 68, 78, 81, 84, 91, 102, 108, 117, 119, 126, 153, 156, 162, 163, 182, 189, 204, 221, 234, 238, 252, 273, 306, 324, 326, 351, 357, 364, 378, 442, 459, 468, 476, 489, 546, 567, 612, 652, 663, 702, 714, 756, 819, 884, 918, 978, 1053, 1071, 1092, 1134, 1141, 1326, 1377, 1404, 1428, 1467, 1547, 1638, 1836, 1956, 1989, 2106, 2119, 2142, 2268, 2282, 2457, 2652, 2754, 2771, 2934, 3094, 3213, 3276, 3423, 3978, 4212, 4238, 4284, 4401, 4564, 4641, 4914, 5508, 5542, 5868, 5967, 6188, 6357, 6426, 6846, 7371, 7956, 8313, 8476, 8802, 9282, 9639, 9828, 10269, 11084, 11934, 12714, 12852, 13203, 13692, 13923, 14742, 14833, 16626, 17604, 17901, 18564, 19071, 19278, 19397, 20538, 23868, 24939, 25428, 26406, 27846, 29484, 29666, 30807, 33252, 35802, 36023, 38142, 38556, 38794, 41076, 41769, 44499, 49878, 52812, 55692, 57213, 58191, 59332, 61614, 71604, 72046, 74817, 76284, 77588, 83538, 88998, 92421, 99756, 108069, 114426, 116382, 123228, 125307, 133497, 144092, 149634, 167076, 171639, 174573, 177996, 184842, 216138, 224451, 228852, 232764, 250614, 252161, 266994, 299268, 324207, 343278, 349146, 369684, 400491, 432276, 448902, 501228, 504322, 523719, 533988, 648414, 686556, 698292, 756483, 800982, 897804, 972621, 1008644, 1047438, 1201473, 1296828, 1512966, 1571157, 1601964, 1945242, 2094876, 2269449, 2402946, 2917863, 3025932, 3142314, 3890484, 4538898, 4805892, 5835726, 6284628, 6808347, 9077796, 11671452, 13616694, 20425041, 27233388, 40850082, 81700164]

約数ペア:

[(1, 81700164), (2, 40850082), (3, 27233388), (4, 20425041), (6, 13616694), (7, 11671452), (9, 9077796), (12, 6808347), (13, 6284628), (14, 5835726), (17, 4805892), (18, 4538898), (21, 3890484), (26, 3142314), (27, 3025932), (28, 2917863), (34, 2402946), (36, 2269449), (39, 2094876), (42, 1945242), (51, 1601964), (52, 1571157), (54, 1512966), (63, 1296828), (68, 1201473), (78, 1047438), (81, 1008644), (84, 972621), (91, 897804), (102, 800982), (108, 756483), (117, 698292), (119, 686556), (126, 648414), (153, 533988), (156, 523719), (162, 504322), (163, 501228), (182, 448902), (189, 432276), (204, 400491), (221, 369684), (234, 349146), (238, 343278), (252, 324207), (273, 299268), (306, 266994), (324, 252161), (326, 250614), (351, 232764), (357, 228852), (364, 224451), (378, 216138), (442, 184842), (459, 177996), (468, 174573), (476, 171639), (489, 167076), (546, 149634), (567, 144092), (612, 133497), (652, 125307), (663, 123228), (702, 116382), (714, 114426), (756, 108069), (819, 99756), (884, 92421), (918, 88998), (978, 83538), (1053, 77588), (1071, 76284), (1092, 74817), (1134, 72046), (1141, 71604), (1326, 61614), (1377, 59332), (1404, 58191), (1428, 57213), (1467, 55692), (1547, 52812), (1638, 49878), (1836, 44499), (1956, 41769), (1989, 41076), (2106, 38794), (2119, 38556), (2142, 38142), (2268, 36023), (2282, 35802), (2457, 33252), (2652, 30807), (2754, 29666), (2771, 29484), (2934, 27846), (3094, 26406), (3213, 25428), (3276, 24939), (3423, 23868), (3978, 20538), (4212, 19397), (4238, 19278), (4284, 19071), (4401, 18564), (4564, 17901), (4641, 17604), (4914, 16626), (5508, 14833), (5542, 14742), (5868, 13923), (5967, 13692), (6188, 13203), (6357, 12852), (6426, 12714), (6846, 11934), (7371, 11084), (7956, 10269), (8313, 9828), (8476, 9639), (8802, 9282)]