31235256

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 97634160

約数和(自身を除く): 66398904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 151, 153, 156, 169, 204, 221, 234, 302, 306, 312, 338, 408, 442, 453, 468, 507, 604, 612, 663, 676, 884, 906, 936, 1014, 1208, 1224, 1326, 1352, 1359, 1521, 1768, 1812, 1963, 1989, 2028, 2567, 2652, 2718, 2873, 3042, 3624, 3926, 3978, 4056, 5134, 5304, 5436, 5746, 5889, 6084, 7701, 7852, 7956, 8619, 10268, 10872, 11492, 11778, 12168, 15402, 15704, 15912, 17238, 17667, 20536, 22984, 23103, 23556, 25519, 25857, 30804, 33371, 34476, 35334, 46206, 47112, 51038, 51714, 61608, 66742, 68952, 70668, 76557, 92412, 100113, 102076, 103428, 133484, 141336, 153114, 184824, 200226, 204152, 206856, 229671, 266968, 300339, 306228, 400452, 433823, 459342, 600678, 612456, 800904, 867646, 918684, 1201356, 1301469, 1735292, 1837368, 2402712, 2602938, 3470584, 3904407, 5205876, 7808814, 10411752, 15617628, 31235256]

約数ペア:

[(1, 31235256), (2, 15617628), (3, 10411752), (4, 7808814), (6, 5205876), (8, 3904407), (9, 3470584), (12, 2602938), (13, 2402712), (17, 1837368), (18, 1735292), (24, 1301469), (26, 1201356), (34, 918684), (36, 867646), (39, 800904), (51, 612456), (52, 600678), (68, 459342), (72, 433823), (78, 400452), (102, 306228), (104, 300339), (117, 266968), (136, 229671), (151, 206856), (153, 204152), (156, 200226), (169, 184824), (204, 153114), (221, 141336), (234, 133484), (302, 103428), (306, 102076), (312, 100113), (338, 92412), (408, 76557), (442, 70668), (453, 68952), (468, 66742), (507, 61608), (604, 51714), (612, 51038), (663, 47112), (676, 46206), (884, 35334), (906, 34476), (936, 33371), (1014, 30804), (1208, 25857), (1224, 25519), (1326, 23556), (1352, 23103), (1359, 22984), (1521, 20536), (1768, 17667), (1812, 17238), (1963, 15912), (1989, 15704), (2028, 15402), (2567, 12168), (2652, 11778), (2718, 11492), (2873, 10872), (3042, 10268), (3624, 8619), (3926, 7956), (3978, 7852), (4056, 7701), (5134, 6084), (5304, 5889), (5436, 5746)]