391947240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{839}}^1$

素因数の和:1099

約数の個数: 128

約数和(自身を含む): 1251936000

約数和(自身を除く): 859988760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 229, 255, 340, 408, 458, 510, 680, 687, 839, 916, 1020, 1145, 1374, 1678, 1832, 2040, 2290, 2517, 2748, 3356, 3435, 3893, 4195, 4580, 5034, 5496, 6712, 6870, 7786, 8390, 9160, 10068, 11679, 12585, 13740, 14263, 15572, 16780, 19465, 20136, 23358, 25170, 27480, 28526, 31144, 33560, 38930, 42789, 46716, 50340, 57052, 58395, 71315, 77860, 85578, 93432, 100680, 114104, 116790, 142630, 155720, 171156, 192131, 213945, 233580, 285260, 342312, 384262, 427890, 467160, 570520, 576393, 768524, 855780, 960655, 1152786, 1537048, 1711560, 1921310, 2305572, 2881965, 3266227, 3842620, 4611144, 5763930, 6532454, 7685240, 9798681, 11527860, 13064908, 16331135, 19597362, 23055720, 26129816, 32662270, 39194724, 48993405, 65324540, 78389448, 97986810, 130649080, 195973620, 391947240]

約数ペア:

[(1, 391947240), (2, 195973620), (3, 130649080), (4, 97986810), (5, 78389448), (6, 65324540), (8, 48993405), (10, 39194724), (12, 32662270), (15, 26129816), (17, 23055720), (20, 19597362), (24, 16331135), (30, 13064908), (34, 11527860), (40, 9798681), (51, 7685240), (60, 6532454), (68, 5763930), (85, 4611144), (102, 3842620), (120, 3266227), (136, 2881965), (170, 2305572), (204, 1921310), (229, 1711560), (255, 1537048), (340, 1152786), (408, 960655), (458, 855780), (510, 768524), (680, 576393), (687, 570520), (839, 467160), (916, 427890), (1020, 384262), (1145, 342312), (1374, 285260), (1678, 233580), (1832, 213945), (2040, 192131), (2290, 171156), (2517, 155720), (2748, 142630), (3356, 116790), (3435, 114104), (3893, 100680), (4195, 93432), (4580, 85578), (5034, 77860), (5496, 71315), (6712, 58395), (6870, 57052), (7786, 50340), (8390, 46716), (9160, 42789), (10068, 38930), (11679, 33560), (12585, 31144), (13740, 28526), (14263, 27480), (15572, 25170), (16780, 23358), (19465, 20136)]