347776990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 768424320

約数和(自身を除く): 420647330

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 34, 53, 55, 58, 85, 106, 110, 121, 145, 170, 187, 242, 265, 290, 319, 374, 493, 530, 583, 605, 638, 901, 935, 986, 1166, 1210, 1331, 1537, 1595, 1802, 1870, 2057, 2465, 2662, 2915, 3074, 3190, 3509, 4114, 4505, 4930, 5423, 5830, 6413, 6655, 7018, 7685, 9010, 9911, 10285, 10846, 12826, 13310, 15370, 16907, 17545, 19822, 20570, 22627, 26129, 27115, 32065, 33814, 35090, 38599, 45254, 49555, 52258, 54230, 59653, 64130, 70543, 77198, 84535, 99110, 109021, 113135, 119306, 130645, 141086, 169070, 185977, 192995, 218042, 226270, 261290, 287419, 298265, 352715, 371954, 385990, 545105, 574838, 596530, 656183, 705430, 929885, 1090210, 1199231, 1312366, 1437095, 1859770, 2045747, 2398462, 2874190, 3161609, 3280915, 4091494, 5996155, 6323218, 6561830, 10228735, 11992310, 15808045, 20457470, 31616090, 34777699, 69555398, 173888495, 347776990]

約数ペア:

[(1, 347776990), (2, 173888495), (5, 69555398), (10, 34777699), (11, 31616090), (17, 20457470), (22, 15808045), (29, 11992310), (34, 10228735), (53, 6561830), (55, 6323218), (58, 5996155), (85, 4091494), (106, 3280915), (110, 3161609), (121, 2874190), (145, 2398462), (170, 2045747), (187, 1859770), (242, 1437095), (265, 1312366), (290, 1199231), (319, 1090210), (374, 929885), (493, 705430), (530, 656183), (583, 596530), (605, 574838), (638, 545105), (901, 385990), (935, 371954), (986, 352715), (1166, 298265), (1210, 287419), (1331, 261290), (1537, 226270), (1595, 218042), (1802, 192995), (1870, 185977), (2057, 169070), (2465, 141086), (2662, 130645), (2915, 119306), (3074, 113135), (3190, 109021), (3509, 99110), (4114, 84535), (4505, 77198), (4930, 70543), (5423, 64130), (5830, 59653), (6413, 54230), (6655, 52258), (7018, 49555), (7685, 45254), (9010, 38599), (9911, 35090), (10285, 33814), (10846, 32065), (12826, 27115), (13310, 26129), (15370, 22627), (16907, 20570), (17545, 19822)]