157611440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1355

約数の個数: 120

約数和(自身を含む): 440364672

約数和(自身を除く): 282753232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1297, 1519, 1736, 1960, 2170, 2480, 2594, 3038, 3472, 3920, 4340, 5188, 6076, 6485, 7595, 8680, 9079, 10376, 12152, 12970, 15190, 17360, 18158, 20752, 24304, 25940, 30380, 36316, 40207, 45395, 51880, 60760, 63553, 72632, 80414, 90790, 103760, 121520, 127106, 145264, 160828, 181580, 201035, 254212, 281449, 317765, 321656, 363160, 402070, 508424, 562898, 635530, 643312, 726320, 804140, 1016848, 1125796, 1271060, 1407245, 1608280, 1970143, 2251592, 2542120, 2814490, 3216560, 3940286, 4503184, 5084240, 5628980, 7880572, 9850715, 11257960, 15761144, 19701430, 22515920, 31522288, 39402860, 78805720, 157611440]

約数ペア:

[(1, 157611440), (2, 78805720), (4, 39402860), (5, 31522288), (7, 22515920), (8, 19701430), (10, 15761144), (14, 11257960), (16, 9850715), (20, 7880572), (28, 5628980), (31, 5084240), (35, 4503184), (40, 3940286), (49, 3216560), (56, 2814490), (62, 2542120), (70, 2251592), (80, 1970143), (98, 1608280), (112, 1407245), (124, 1271060), (140, 1125796), (155, 1016848), (196, 804140), (217, 726320), (245, 643312), (248, 635530), (280, 562898), (310, 508424), (392, 402070), (434, 363160), (490, 321656), (496, 317765), (560, 281449), (620, 254212), (784, 201035), (868, 181580), (980, 160828), (1085, 145264), (1240, 127106), (1297, 121520), (1519, 103760), (1736, 90790), (1960, 80414), (2170, 72632), (2480, 63553), (2594, 60760), (3038, 51880), (3472, 45395), (3920, 40207), (4340, 36316), (5188, 30380), (6076, 25940), (6485, 24304), (7595, 20752), (8680, 18158), (9079, 17360), (10376, 15190), (12152, 12970)]