281412306

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:430

約数の個数: 160

約数和(自身を含む): 781292160

約数和(自身を除く): 499879854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 37, 38, 42, 54, 57, 63, 74, 81, 111, 114, 126, 133, 162, 171, 189, 222, 259, 266, 333, 342, 353, 378, 399, 513, 518, 567, 666, 703, 706, 777, 798, 999, 1026, 1059, 1134, 1197, 1406, 1539, 1554, 1998, 2109, 2118, 2331, 2394, 2471, 2997, 3078, 3177, 3591, 4218, 4662, 4921, 4942, 5994, 6327, 6354, 6707, 6993, 7182, 7413, 9531, 9842, 10773, 12654, 13061, 13414, 13986, 14763, 14826, 18981, 19062, 20121, 20979, 21546, 22239, 26122, 28593, 29526, 37962, 39183, 40242, 41958, 44289, 44478, 46949, 56943, 57186, 60363, 66717, 78366, 88578, 91427, 93898, 113886, 117549, 120726, 132867, 133434, 140847, 181089, 182854, 200151, 235098, 248159, 265734, 274281, 281694, 352647, 362178, 398601, 400302, 422541, 496318, 543267, 548562, 705294, 744477, 797202, 822843, 845082, 1057941, 1086534, 1267623, 1488954, 1645686, 1737113, 2115882, 2233431, 2468529, 2535246, 3474226, 3802869, 4466862, 4937058, 5211339, 6700293, 7405587, 7605738, 10422678, 13400586, 14811174, 15634017, 20100879, 31268034, 40201758, 46902051, 93804102, 140706153, 281412306]

約数ペア:

[(1, 281412306), (2, 140706153), (3, 93804102), (6, 46902051), (7, 40201758), (9, 31268034), (14, 20100879), (18, 15634017), (19, 14811174), (21, 13400586), (27, 10422678), (37, 7605738), (38, 7405587), (42, 6700293), (54, 5211339), (57, 4937058), (63, 4466862), (74, 3802869), (81, 3474226), (111, 2535246), (114, 2468529), (126, 2233431), (133, 2115882), (162, 1737113), (171, 1645686), (189, 1488954), (222, 1267623), (259, 1086534), (266, 1057941), (333, 845082), (342, 822843), (353, 797202), (378, 744477), (399, 705294), (513, 548562), (518, 543267), (567, 496318), (666, 422541), (703, 400302), (706, 398601), (777, 362178), (798, 352647), (999, 281694), (1026, 274281), (1059, 265734), (1134, 248159), (1197, 235098), (1406, 200151), (1539, 182854), (1554, 181089), (1998, 140847), (2109, 133434), (2118, 132867), (2331, 120726), (2394, 117549), (2471, 113886), (2997, 93898), (3078, 91427), (3177, 88578), (3591, 78366), (4218, 66717), (4662, 60363), (4921, 57186), (4942, 56943), (5994, 46949), (6327, 44478), (6354, 44289), (6707, 41958), (6993, 40242), (7182, 39183), (7413, 37962), (9531, 29526), (9842, 28593), (10773, 26122), (12654, 22239), (13061, 21546), (13414, 20979), (13986, 20121), (14763, 19062), (14826, 18981)]