141321320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 377913600

約数和(自身を除く): 236592280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 89, 106, 107, 140, 178, 212, 214, 265, 280, 356, 371, 424, 428, 445, 530, 535, 623, 712, 742, 749, 856, 890, 1060, 1070, 1246, 1484, 1498, 1780, 1855, 2120, 2140, 2492, 2968, 2996, 3115, 3560, 3710, 3745, 4280, 4717, 4984, 5671, 5992, 6230, 7420, 7490, 9434, 9523, 11342, 12460, 14840, 14980, 18868, 19046, 22684, 23585, 24920, 28355, 29960, 33019, 37736, 38092, 39697, 45368, 47170, 47615, 56710, 66038, 66661, 76184, 79394, 94340, 95230, 113420, 132076, 133322, 158788, 165095, 188680, 190460, 198485, 226840, 264152, 266644, 317576, 330190, 333305, 380920, 396970, 504719, 533288, 660380, 666610, 793940, 1009438, 1320760, 1333220, 1587880, 2018876, 2523595, 2666440, 3533033, 4037752, 5047190, 7066066, 10094380, 14132132, 17665165, 20188760, 28264264, 35330330, 70660660, 141321320]

約数ペア:

[(1, 141321320), (2, 70660660), (4, 35330330), (5, 28264264), (7, 20188760), (8, 17665165), (10, 14132132), (14, 10094380), (20, 7066066), (28, 5047190), (35, 4037752), (40, 3533033), (53, 2666440), (56, 2523595), (70, 2018876), (89, 1587880), (106, 1333220), (107, 1320760), (140, 1009438), (178, 793940), (212, 666610), (214, 660380), (265, 533288), (280, 504719), (356, 396970), (371, 380920), (424, 333305), (428, 330190), (445, 317576), (530, 266644), (535, 264152), (623, 226840), (712, 198485), (742, 190460), (749, 188680), (856, 165095), (890, 158788), (1060, 133322), (1070, 132076), (1246, 113420), (1484, 95230), (1498, 94340), (1780, 79394), (1855, 76184), (2120, 66661), (2140, 66038), (2492, 56710), (2968, 47615), (2996, 47170), (3115, 45368), (3560, 39697), (3710, 38092), (3745, 37736), (4280, 33019), (4717, 29960), (4984, 28355), (5671, 24920), (5992, 23585), (6230, 22684), (7420, 19046), (7490, 18868), (9434, 14980), (9523, 14840), (11342, 12460)]