245738178

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 655933440

約数和(自身を除く): 410195262

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 67, 93, 126, 134, 186, 189, 201, 217, 279, 313, 378, 402, 434, 469, 558, 603, 626, 651, 837, 938, 939, 1206, 1302, 1407, 1674, 1809, 1878, 1953, 2077, 2191, 2814, 2817, 3618, 3906, 4154, 4221, 4382, 5634, 5859, 6231, 6573, 8442, 8451, 9703, 11718, 12462, 12663, 13146, 14539, 16902, 18693, 19406, 19719, 20971, 25326, 29078, 29109, 37386, 39438, 41942, 43617, 56079, 58218, 59157, 62913, 67921, 87234, 87327, 112158, 118314, 125826, 130851, 135842, 146797, 174654, 188739, 203763, 261702, 261981, 293594, 377478, 392553, 407526, 440391, 523962, 566217, 611289, 650101, 785106, 880782, 1132434, 1222578, 1300202, 1321173, 1833867, 1950303, 2642346, 3667734, 3900606, 3963519, 4550707, 5850909, 7927038, 9101414, 11701818, 13652121, 17552727, 27304242, 35105454, 40956363, 81912726, 122869089, 245738178]

約数ペア:

[(1, 245738178), (2, 122869089), (3, 81912726), (6, 40956363), (7, 35105454), (9, 27304242), (14, 17552727), (18, 13652121), (21, 11701818), (27, 9101414), (31, 7927038), (42, 5850909), (54, 4550707), (62, 3963519), (63, 3900606), (67, 3667734), (93, 2642346), (126, 1950303), (134, 1833867), (186, 1321173), (189, 1300202), (201, 1222578), (217, 1132434), (279, 880782), (313, 785106), (378, 650101), (402, 611289), (434, 566217), (469, 523962), (558, 440391), (603, 407526), (626, 392553), (651, 377478), (837, 293594), (938, 261981), (939, 261702), (1206, 203763), (1302, 188739), (1407, 174654), (1674, 146797), (1809, 135842), (1878, 130851), (1953, 125826), (2077, 118314), (2191, 112158), (2814, 87327), (2817, 87234), (3618, 67921), (3906, 62913), (4154, 59157), (4221, 58218), (4382, 56079), (5634, 43617), (5859, 41942), (6231, 39438), (6573, 37386), (8442, 29109), (8451, 29078), (9703, 25326), (11718, 20971), (12462, 19719), (12663, 19406), (13146, 18693), (14539, 16902)]