208327140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{18371}}^1$

素因数の和:18399

約数の個数: 120

約数和(自身を含む): 746932032

約数和(自身を除く): 538604892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 18371, 36742, 55113, 73484, 91855, 110226, 128597, 165339, 183710, 220452, 257194, 275565, 330678, 367420, 385791, 496017, 514388, 551130, 642985, 661356, 771582, 826695, 992034, 1102260, 1157373, 1285970, 1488051, 1543164, 1653390, 1928955, 1984068, 2314746, 2480085, 2571940, 2976102, 3306780, 3472119, 3857910, 4629492, 4960170, 5786865, 5952204, 6944238, 7440255, 7715820, 9920340, 10416357, 11573730, 13888476, 14880510, 17360595, 20832714, 23147460, 29761020, 34721190, 41665428, 52081785, 69442380, 104163570, 208327140]

約数ペア:

[(1, 208327140), (2, 104163570), (3, 69442380), (4, 52081785), (5, 41665428), (6, 34721190), (7, 29761020), (9, 23147460), (10, 20832714), (12, 17360595), (14, 14880510), (15, 13888476), (18, 11573730), (20, 10416357), (21, 9920340), (27, 7715820), (28, 7440255), (30, 6944238), (35, 5952204), (36, 5786865), (42, 4960170), (45, 4629492), (54, 3857910), (60, 3472119), (63, 3306780), (70, 2976102), (81, 2571940), (84, 2480085), (90, 2314746), (105, 1984068), (108, 1928955), (126, 1653390), (135, 1543164), (140, 1488051), (162, 1285970), (180, 1157373), (189, 1102260), (210, 992034), (252, 826695), (270, 771582), (315, 661356), (324, 642985), (378, 551130), (405, 514388), (420, 496017), (540, 385791), (567, 367420), (630, 330678), (756, 275565), (810, 257194), (945, 220452), (1134, 183710), (1260, 165339), (1620, 128597), (1890, 110226), (2268, 91855), (2835, 73484), (3780, 55113), (5670, 36742), (11340, 18371)]