198546920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 531498240

約数和(自身を除く): 332951320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 103, 104, 110, 130, 143, 206, 220, 260, 286, 337, 412, 440, 515, 520, 572, 674, 715, 824, 1030, 1133, 1144, 1339, 1348, 1430, 1685, 2060, 2266, 2678, 2696, 2860, 3370, 3707, 4120, 4381, 4532, 5356, 5665, 5720, 6695, 6740, 7414, 8762, 9064, 10712, 11330, 13390, 13480, 14729, 14828, 17524, 18535, 21905, 22660, 26780, 29458, 29656, 34711, 35048, 37070, 43810, 45320, 48191, 53560, 58916, 69422, 73645, 74140, 87620, 96382, 117832, 138844, 147290, 148280, 173555, 175240, 192764, 240955, 277688, 294580, 347110, 381821, 385528, 451243, 481910, 589160, 694220, 763642, 902486, 963820, 1388440, 1527284, 1804972, 1909105, 1927640, 2256215, 3054568, 3609944, 3818210, 4512430, 4963673, 7636420, 9024860, 9927346, 15272840, 18049720, 19854692, 24818365, 39709384, 49636730, 99273460, 198546920]

約数ペア:

[(1, 198546920), (2, 99273460), (4, 49636730), (5, 39709384), (8, 24818365), (10, 19854692), (11, 18049720), (13, 15272840), (20, 9927346), (22, 9024860), (26, 7636420), (40, 4963673), (44, 4512430), (52, 3818210), (55, 3609944), (65, 3054568), (88, 2256215), (103, 1927640), (104, 1909105), (110, 1804972), (130, 1527284), (143, 1388440), (206, 963820), (220, 902486), (260, 763642), (286, 694220), (337, 589160), (412, 481910), (440, 451243), (515, 385528), (520, 381821), (572, 347110), (674, 294580), (715, 277688), (824, 240955), (1030, 192764), (1133, 175240), (1144, 173555), (1339, 148280), (1348, 147290), (1430, 138844), (1685, 117832), (2060, 96382), (2266, 87620), (2678, 74140), (2696, 73645), (2860, 69422), (3370, 58916), (3707, 53560), (4120, 48191), (4381, 45320), (4532, 43810), (5356, 37070), (5665, 35048), (5720, 34711), (6695, 29656), (6740, 29458), (7414, 26780), (8762, 22660), (9064, 21905), (10712, 18535), (11330, 17524), (13390, 14828), (13480, 14729)]