78470280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31139}}^1$

素因数の和:31163

約数の個数: 96

約数和(自身を含む): 291470400

約数和(自身を除く): 213000120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31139, 62278, 93417, 124556, 155695, 186834, 217973, 249112, 280251, 311390, 373668, 435946, 467085, 560502, 622780, 653919, 747336, 871892, 934170, 1089865, 1121004, 1245560, 1307838, 1401255, 1743784, 1868340, 1961757, 2179730, 2242008, 2615676, 2802510, 3269595, 3736680, 3923514, 4359460, 5231352, 5605020, 6539190, 7847028, 8718920, 9808785, 11210040, 13078380, 15694056, 19617570, 26156760, 39235140, 78470280]

約数ペア:

[(1, 78470280), (2, 39235140), (3, 26156760), (4, 19617570), (5, 15694056), (6, 13078380), (7, 11210040), (8, 9808785), (9, 8718920), (10, 7847028), (12, 6539190), (14, 5605020), (15, 5231352), (18, 4359460), (20, 3923514), (21, 3736680), (24, 3269595), (28, 2802510), (30, 2615676), (35, 2242008), (36, 2179730), (40, 1961757), (42, 1868340), (45, 1743784), (56, 1401255), (60, 1307838), (63, 1245560), (70, 1121004), (72, 1089865), (84, 934170), (90, 871892), (105, 747336), (120, 653919), (126, 622780), (140, 560502), (168, 467085), (180, 435946), (210, 373668), (252, 311390), (280, 280251), (315, 249112), (360, 217973), (420, 186834), (504, 155695), (630, 124556), (840, 93417), (1260, 62278), (2520, 31139)]