157164840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{20789}}^1$

素因数の和:20816

約数の個数: 128

約数和(自身を含む): 598752000

約数和(自身を除く): 441587160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 20789, 41578, 62367, 83156, 103945, 124734, 145523, 166312, 187101, 207890, 249468, 291046, 311835, 374202, 415780, 436569, 498936, 561303, 582092, 623670, 727615, 748404, 831560, 873138, 935505, 1122606, 1164184, 1247340, 1309707, 1455230, 1496808, 1746276, 1871010, 2182845, 2245212, 2494680, 2619414, 2806515, 2910460, 3492552, 3742020, 3929121, 4365690, 4490424, 5238828, 5613030, 5820920, 6548535, 7484040, 7858242, 8731380, 10477656, 11226060, 13097070, 15716484, 17462760, 19645605, 22452120, 26194140, 31432968, 39291210, 52388280, 78582420, 157164840]

約数ペア:

[(1, 157164840), (2, 78582420), (3, 52388280), (4, 39291210), (5, 31432968), (6, 26194140), (7, 22452120), (8, 19645605), (9, 17462760), (10, 15716484), (12, 13097070), (14, 11226060), (15, 10477656), (18, 8731380), (20, 7858242), (21, 7484040), (24, 6548535), (27, 5820920), (28, 5613030), (30, 5238828), (35, 4490424), (36, 4365690), (40, 3929121), (42, 3742020), (45, 3492552), (54, 2910460), (56, 2806515), (60, 2619414), (63, 2494680), (70, 2245212), (72, 2182845), (84, 1871010), (90, 1746276), (105, 1496808), (108, 1455230), (120, 1309707), (126, 1247340), (135, 1164184), (140, 1122606), (168, 935505), (180, 873138), (189, 831560), (210, 748404), (216, 727615), (252, 623670), (270, 582092), (280, 561303), (315, 498936), (360, 436569), (378, 415780), (420, 374202), (504, 311835), (540, 291046), (630, 249468), (756, 207890), (840, 187101), (945, 166312), (1080, 145523), (1260, 124734), (1512, 103945), (1890, 83156), (2520, 62367), (3780, 41578), (7560, 20789)]