208335420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 661620960

約数和(自身を除く): 453285540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 107, 116, 145, 174, 180, 214, 261, 290, 321, 348, 373, 428, 435, 522, 535, 580, 642, 746, 870, 963, 1044, 1070, 1119, 1284, 1305, 1492, 1605, 1740, 1865, 1926, 2140, 2238, 2610, 3103, 3210, 3357, 3730, 3852, 4476, 4815, 5220, 5595, 6206, 6420, 6714, 7460, 9309, 9630, 10817, 11190, 12412, 13428, 15515, 16785, 18618, 19260, 21634, 22380, 27927, 31030, 32451, 33570, 37236, 39911, 43268, 46545, 54085, 55854, 62060, 64902, 67140, 79822, 93090, 97353, 108170, 111708, 119733, 129804, 139635, 159644, 162255, 186180, 194706, 199555, 216340, 239466, 279270, 324510, 359199, 389412, 399110, 478932, 486765, 558540, 598665, 649020, 718398, 798220, 973530, 1157419, 1197330, 1436796, 1795995, 1947060, 2314838, 2394660, 3472257, 3591990, 4629676, 5787095, 6944514, 7183980, 10416771, 11574190, 13889028, 17361285, 20833542, 23148380, 34722570, 41667084, 52083855, 69445140, 104167710, 208335420]

約数ペア:

[(1, 208335420), (2, 104167710), (3, 69445140), (4, 52083855), (5, 41667084), (6, 34722570), (9, 23148380), (10, 20833542), (12, 17361285), (15, 13889028), (18, 11574190), (20, 10416771), (29, 7183980), (30, 6944514), (36, 5787095), (45, 4629676), (58, 3591990), (60, 3472257), (87, 2394660), (90, 2314838), (107, 1947060), (116, 1795995), (145, 1436796), (174, 1197330), (180, 1157419), (214, 973530), (261, 798220), (290, 718398), (321, 649020), (348, 598665), (373, 558540), (428, 486765), (435, 478932), (522, 399110), (535, 389412), (580, 359199), (642, 324510), (746, 279270), (870, 239466), (963, 216340), (1044, 199555), (1070, 194706), (1119, 186180), (1284, 162255), (1305, 159644), (1492, 139635), (1605, 129804), (1740, 119733), (1865, 111708), (1926, 108170), (2140, 97353), (2238, 93090), (2610, 79822), (3103, 67140), (3210, 64902), (3357, 62060), (3730, 55854), (3852, 54085), (4476, 46545), (4815, 43268), (5220, 39911), (5595, 37236), (6206, 33570), (6420, 32451), (6714, 31030), (7460, 27927), (9309, 22380), (9630, 21634), (10817, 19260), (11190, 18618), (12412, 16785), (13428, 15515)]