31305384

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 97830720

約数和(自身を除く): 66525336

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 29, 33, 36, 44, 47, 58, 66, 72, 87, 88, 94, 99, 116, 132, 141, 174, 188, 198, 232, 261, 264, 282, 319, 348, 376, 396, 423, 517, 522, 564, 638, 696, 792, 841, 846, 957, 1034, 1044, 1128, 1276, 1363, 1551, 1682, 1692, 1914, 2068, 2088, 2523, 2552, 2726, 2871, 3102, 3364, 3384, 3828, 4089, 4136, 4653, 5046, 5452, 5742, 6204, 6728, 7569, 7656, 8178, 9251, 9306, 10092, 10904, 11484, 12267, 12408, 14993, 15138, 16356, 18502, 18612, 20184, 22968, 24534, 27753, 29986, 30276, 32712, 37004, 37224, 39527, 44979, 49068, 55506, 59972, 60552, 74008, 79054, 83259, 89958, 98136, 111012, 118581, 119944, 134937, 158108, 166518, 179916, 222024, 237162, 269874, 316216, 333036, 355743, 359832, 434797, 474324, 539748, 666072, 711486, 869594, 948648, 1079496, 1304391, 1422972, 1739188, 2608782, 2845944, 3478376, 3913173, 5217564, 7826346, 10435128, 15652692, 31305384]

約数ペア:

[(1, 31305384), (2, 15652692), (3, 10435128), (4, 7826346), (6, 5217564), (8, 3913173), (9, 3478376), (11, 2845944), (12, 2608782), (18, 1739188), (22, 1422972), (24, 1304391), (29, 1079496), (33, 948648), (36, 869594), (44, 711486), (47, 666072), (58, 539748), (66, 474324), (72, 434797), (87, 359832), (88, 355743), (94, 333036), (99, 316216), (116, 269874), (132, 237162), (141, 222024), (174, 179916), (188, 166518), (198, 158108), (232, 134937), (261, 119944), (264, 118581), (282, 111012), (319, 98136), (348, 89958), (376, 83259), (396, 79054), (423, 74008), (517, 60552), (522, 59972), (564, 55506), (638, 49068), (696, 44979), (792, 39527), (841, 37224), (846, 37004), (957, 32712), (1034, 30276), (1044, 29986), (1128, 27753), (1276, 24534), (1363, 22968), (1551, 20184), (1682, 18612), (1692, 18502), (1914, 16356), (2068, 15138), (2088, 14993), (2523, 12408), (2552, 12267), (2726, 11484), (2871, 10904), (3102, 10092), (3364, 9306), (3384, 9251), (3828, 8178), (4089, 7656), (4136, 7569), (4653, 6728), (5046, 6204), (5452, 5742)]