204539240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{313}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 505119240

約数和(自身を除く): 300580000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 313, 340, 527, 620, 626, 680, 961, 1054, 1240, 1252, 1565, 1922, 2108, 2504, 2635, 3130, 3844, 4216, 4805, 5270, 5321, 6260, 7688, 9610, 9703, 10540, 10642, 12520, 16337, 19220, 19406, 21080, 21284, 26605, 32674, 38440, 38812, 42568, 48515, 53210, 65348, 77624, 81685, 97030, 106420, 130696, 163370, 164951, 194060, 212840, 300793, 326740, 329902, 388120, 601586, 653480, 659804, 824755, 1203172, 1319608, 1503965, 1649510, 2406344, 3007930, 3299020, 5113481, 6015860, 6598040, 10226962, 12031720, 20453924, 25567405, 40907848, 51134810, 102269620, 204539240]

約数ペア:

[(1, 204539240), (2, 102269620), (4, 51134810), (5, 40907848), (8, 25567405), (10, 20453924), (17, 12031720), (20, 10226962), (31, 6598040), (34, 6015860), (40, 5113481), (62, 3299020), (68, 3007930), (85, 2406344), (124, 1649510), (136, 1503965), (155, 1319608), (170, 1203172), (248, 824755), (310, 659804), (313, 653480), (340, 601586), (527, 388120), (620, 329902), (626, 326740), (680, 300793), (961, 212840), (1054, 194060), (1240, 164951), (1252, 163370), (1565, 130696), (1922, 106420), (2108, 97030), (2504, 81685), (2635, 77624), (3130, 65348), (3844, 53210), (4216, 48515), (4805, 42568), (5270, 38812), (5321, 38440), (6260, 32674), (7688, 26605), (9610, 21284), (9703, 21080), (10540, 19406), (10642, 19220), (12520, 16337)]