56978640

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{977}}^1$

素因数の和:1008

約数の個数: 140

約数和(自身を含む): 198825444

約数和(自身を除く): 141846804

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 977, 1080, 1215, 1296, 1458, 1620, 1944, 1954, 2160, 2430, 2916, 2931, 3240, 3645, 3888, 3908, 4860, 4885, 5832, 5862, 6480, 7290, 7816, 8793, 9720, 9770, 11664, 11724, 14580, 14655, 15632, 17586, 19440, 19540, 23448, 26379, 29160, 29310, 35172, 39080, 43965, 46896, 52758, 58320, 58620, 70344, 78160, 79137, 87930, 105516, 117240, 131895, 140688, 158274, 175860, 211032, 234480, 237411, 263790, 316548, 351720, 395685, 422064, 474822, 527580, 633096, 703440, 712233, 791370, 949644, 1055160, 1187055, 1266192, 1424466, 1582740, 1899288, 2110320, 2374110, 2848932, 3165480, 3561165, 3798576, 4748220, 5697864, 6330960, 7122330, 9496440, 11395728, 14244660, 18992880, 28489320, 56978640]

約数ペア:

[(1, 56978640), (2, 28489320), (3, 18992880), (4, 14244660), (5, 11395728), (6, 9496440), (8, 7122330), (9, 6330960), (10, 5697864), (12, 4748220), (15, 3798576), (16, 3561165), (18, 3165480), (20, 2848932), (24, 2374110), (27, 2110320), (30, 1899288), (36, 1582740), (40, 1424466), (45, 1266192), (48, 1187055), (54, 1055160), (60, 949644), (72, 791370), (80, 712233), (81, 703440), (90, 633096), (108, 527580), (120, 474822), (135, 422064), (144, 395685), (162, 351720), (180, 316548), (216, 263790), (240, 237411), (243, 234480), (270, 211032), (324, 175860), (360, 158274), (405, 140688), (432, 131895), (486, 117240), (540, 105516), (648, 87930), (720, 79137), (729, 78160), (810, 70344), (972, 58620), (977, 58320), (1080, 52758), (1215, 46896), (1296, 43965), (1458, 39080), (1620, 35172), (1944, 29310), (1954, 29160), (2160, 26379), (2430, 23448), (2916, 19540), (2931, 19440), (3240, 17586), (3645, 15632), (3888, 14655), (3908, 14580), (4860, 11724), (4885, 11664), (5832, 9770), (5862, 9720), (6480, 8793), (7290, 7816)]