280678160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29483}}^1$

素因数の和:29520

約数の個数: 80

約数和(自身を含む): 789699456

約数和(自身を除く): 509021296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 29483, 58966, 117932, 147415, 206381, 235864, 294830, 412762, 471728, 501211, 589660, 825524, 1002422, 1031905, 1179320, 1651048, 2004844, 2063810, 2358640, 2506055, 3302096, 3508477, 4009688, 4127620, 5012110, 7016954, 8019376, 8255240, 10024220, 14033908, 16510480, 17542385, 20048440, 28067816, 35084770, 40096880, 56135632, 70169540, 140339080, 280678160]

約数ペア:

[(1, 280678160), (2, 140339080), (4, 70169540), (5, 56135632), (7, 40096880), (8, 35084770), (10, 28067816), (14, 20048440), (16, 17542385), (17, 16510480), (20, 14033908), (28, 10024220), (34, 8255240), (35, 8019376), (40, 7016954), (56, 5012110), (68, 4127620), (70, 4009688), (80, 3508477), (85, 3302096), (112, 2506055), (119, 2358640), (136, 2063810), (140, 2004844), (170, 1651048), (238, 1179320), (272, 1031905), (280, 1002422), (340, 825524), (476, 589660), (560, 501211), (595, 471728), (680, 412762), (952, 294830), (1190, 235864), (1360, 206381), (1904, 147415), (2380, 117932), (4760, 58966), (9520, 29483)]