161396760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{709}}^1$

素因数の和:1001

約数の個数: 128

約数和(自身を含む): 556185600

約数和(自身を除く): 394788840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 271, 280, 420, 542, 709, 813, 840, 1084, 1355, 1418, 1626, 1897, 2127, 2168, 2710, 2836, 3252, 3545, 3794, 4065, 4254, 4963, 5420, 5672, 5691, 6504, 7090, 7588, 8130, 8508, 9485, 9926, 10635, 10840, 11382, 14180, 14889, 15176, 16260, 17016, 18970, 19852, 21270, 22764, 24815, 28360, 28455, 29778, 32520, 37940, 39704, 42540, 45528, 49630, 56910, 59556, 74445, 75880, 85080, 99260, 113820, 119112, 148890, 192139, 198520, 227640, 297780, 384278, 576417, 595560, 768556, 960695, 1152834, 1344973, 1537112, 1921390, 2305668, 2689946, 2882085, 3842780, 4034919, 4611336, 5379892, 5764170, 6724865, 7685560, 8069838, 10759784, 11528340, 13449730, 16139676, 20174595, 23056680, 26899460, 32279352, 40349190, 53798920, 80698380, 161396760]

約数ペア:

[(1, 161396760), (2, 80698380), (3, 53798920), (4, 40349190), (5, 32279352), (6, 26899460), (7, 23056680), (8, 20174595), (10, 16139676), (12, 13449730), (14, 11528340), (15, 10759784), (20, 8069838), (21, 7685560), (24, 6724865), (28, 5764170), (30, 5379892), (35, 4611336), (40, 4034919), (42, 3842780), (56, 2882085), (60, 2689946), (70, 2305668), (84, 1921390), (105, 1537112), (120, 1344973), (140, 1152834), (168, 960695), (210, 768556), (271, 595560), (280, 576417), (420, 384278), (542, 297780), (709, 227640), (813, 198520), (840, 192139), (1084, 148890), (1355, 119112), (1418, 113820), (1626, 99260), (1897, 85080), (2127, 75880), (2168, 74445), (2710, 59556), (2836, 56910), (3252, 49630), (3545, 45528), (3794, 42540), (4065, 39704), (4254, 37940), (4963, 32520), (5420, 29778), (5672, 28455), (5691, 28360), (6504, 24815), (7090, 22764), (7588, 21270), (8130, 19852), (8508, 18970), (9485, 17016), (9926, 16260), (10635, 15176), (10840, 14889), (11382, 14180)]