209027358

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 514252800

約数和(自身を除く): 305225442

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 61, 62, 69, 89, 93, 122, 138, 178, 183, 186, 207, 267, 279, 366, 414, 534, 549, 558, 621, 713, 801, 837, 1098, 1242, 1403, 1426, 1602, 1647, 1674, 1891, 2047, 2139, 2403, 2759, 2806, 3294, 3782, 4094, 4209, 4278, 4806, 5429, 5518, 5673, 6141, 6417, 8277, 8418, 10858, 11346, 12282, 12627, 12834, 16287, 16554, 17019, 18423, 19251, 24831, 25254, 32574, 34038, 36846, 37881, 38502, 43493, 48861, 49662, 51057, 55269, 63457, 74493, 75762, 86986, 97722, 102114, 110538, 124867, 126914, 130479, 146583, 148986, 168299, 190371, 249734, 260958, 293166, 336598, 374601, 380742, 391437, 504897, 571113, 749202, 782874, 1009794, 1123803, 1142226, 1174311, 1514691, 1713339, 2247606, 2348622, 3029382, 3371409, 3426678, 3870877, 4544073, 6742818, 7741754, 9088146, 11612631, 23225262, 34837893, 69675786, 104513679, 209027358]

約数ペア:

[(1, 209027358), (2, 104513679), (3, 69675786), (6, 34837893), (9, 23225262), (18, 11612631), (23, 9088146), (27, 7741754), (31, 6742818), (46, 4544073), (54, 3870877), (61, 3426678), (62, 3371409), (69, 3029382), (89, 2348622), (93, 2247606), (122, 1713339), (138, 1514691), (178, 1174311), (183, 1142226), (186, 1123803), (207, 1009794), (267, 782874), (279, 749202), (366, 571113), (414, 504897), (534, 391437), (549, 380742), (558, 374601), (621, 336598), (713, 293166), (801, 260958), (837, 249734), (1098, 190371), (1242, 168299), (1403, 148986), (1426, 146583), (1602, 130479), (1647, 126914), (1674, 124867), (1891, 110538), (2047, 102114), (2139, 97722), (2403, 86986), (2759, 75762), (2806, 74493), (3294, 63457), (3782, 55269), (4094, 51057), (4209, 49662), (4278, 48861), (4806, 43493), (5429, 38502), (5518, 37881), (5673, 36846), (6141, 34038), (6417, 32574), (8277, 25254), (8418, 24831), (10858, 19251), (11346, 18423), (12282, 17019), (12627, 16554), (12834, 16287)]