238697816

素因数分解:

$2^3\times 7^4\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 567538620

約数和(自身を除く): 328840804

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 43, 49, 56, 68, 86, 98, 119, 136, 172, 196, 238, 289, 301, 343, 344, 392, 476, 578, 602, 686, 731, 833, 952, 1156, 1204, 1372, 1462, 1666, 2023, 2107, 2312, 2401, 2408, 2744, 2924, 3332, 4046, 4214, 4802, 5117, 5831, 5848, 6664, 8092, 8428, 9604, 10234, 11662, 12427, 14161, 14749, 16184, 16856, 19208, 20468, 23324, 24854, 28322, 29498, 35819, 40817, 40936, 46648, 49708, 56644, 58996, 71638, 81634, 86989, 99127, 99416, 103243, 113288, 117992, 143276, 163268, 173978, 198254, 206486, 250733, 286552, 326536, 347956, 396508, 412972, 501466, 608923, 693889, 695912, 793016, 825944, 1002932, 1217846, 1387778, 1755131, 2005864, 2435692, 2775556, 3510262, 4262461, 4871384, 5551112, 7020524, 8524922, 14041048, 17049844, 29837227, 34099688, 59674454, 119348908, 238697816]

約数ペア:

[(1, 238697816), (2, 119348908), (4, 59674454), (7, 34099688), (8, 29837227), (14, 17049844), (17, 14041048), (28, 8524922), (34, 7020524), (43, 5551112), (49, 4871384), (56, 4262461), (68, 3510262), (86, 2775556), (98, 2435692), (119, 2005864), (136, 1755131), (172, 1387778), (196, 1217846), (238, 1002932), (289, 825944), (301, 793016), (343, 695912), (344, 693889), (392, 608923), (476, 501466), (578, 412972), (602, 396508), (686, 347956), (731, 326536), (833, 286552), (952, 250733), (1156, 206486), (1204, 198254), (1372, 173978), (1462, 163268), (1666, 143276), (2023, 117992), (2107, 113288), (2312, 103243), (2401, 99416), (2408, 99127), (2744, 86989), (2924, 81634), (3332, 71638), (4046, 58996), (4214, 56644), (4802, 49708), (5117, 46648), (5831, 40936), (5848, 40817), (6664, 35819), (8092, 29498), (8428, 28322), (9604, 24854), (10234, 23324), (11662, 20468), (12427, 19208), (14161, 16856), (14749, 16184)]