245575304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 542787840

約数和(自身を除く): 297212536

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 211, 247, 248, 361, 403, 422, 494, 589, 722, 806, 844, 988, 1178, 1444, 1612, 1688, 1976, 2356, 2743, 2888, 3224, 4009, 4693, 4712, 5486, 6541, 7657, 8018, 9386, 10972, 11191, 13082, 15314, 16036, 18772, 21944, 22382, 26164, 30628, 32072, 37544, 44764, 52117, 52328, 61256, 76171, 85033, 89528, 104234, 124279, 145483, 152342, 170066, 208468, 248558, 290966, 304684, 340132, 416936, 497116, 581932, 609368, 680264, 990223, 994232, 1163864, 1615627, 1980446, 2361301, 3231254, 3960892, 4722602, 6462508, 7921784, 9445204, 12925016, 18890408, 30696913, 61393826, 122787652, 245575304]

約数ペア:

[(1, 245575304), (2, 122787652), (4, 61393826), (8, 30696913), (13, 18890408), (19, 12925016), (26, 9445204), (31, 7921784), (38, 6462508), (52, 4722602), (62, 3960892), (76, 3231254), (104, 2361301), (124, 1980446), (152, 1615627), (211, 1163864), (247, 994232), (248, 990223), (361, 680264), (403, 609368), (422, 581932), (494, 497116), (589, 416936), (722, 340132), (806, 304684), (844, 290966), (988, 248558), (1178, 208468), (1444, 170066), (1612, 152342), (1688, 145483), (1976, 124279), (2356, 104234), (2743, 89528), (2888, 85033), (3224, 76171), (4009, 61256), (4693, 52328), (4712, 52117), (5486, 44764), (6541, 37544), (7657, 32072), (8018, 30628), (9386, 26164), (10972, 22382), (11191, 21944), (13082, 18772), (15314, 16036)]