78138480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{46511}}^1$

素因数の和:46534

約数の個数: 80

約数和(自身を含む): 276839424

約数和(自身を除く): 198700944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 46511, 93022, 139533, 186044, 232555, 279066, 325577, 372088, 465110, 558132, 651154, 697665, 744176, 930220, 976731, 1116264, 1302308, 1395330, 1627885, 1860440, 1953462, 2232528, 2604616, 2790660, 3255770, 3720880, 3906924, 4883655, 5209232, 5581320, 6511540, 7813848, 9767310, 11162640, 13023080, 15627696, 19534620, 26046160, 39069240, 78138480]

約数ペア:

[(1, 78138480), (2, 39069240), (3, 26046160), (4, 19534620), (5, 15627696), (6, 13023080), (7, 11162640), (8, 9767310), (10, 7813848), (12, 6511540), (14, 5581320), (15, 5209232), (16, 4883655), (20, 3906924), (21, 3720880), (24, 3255770), (28, 2790660), (30, 2604616), (35, 2232528), (40, 1953462), (42, 1860440), (48, 1627885), (56, 1395330), (60, 1302308), (70, 1116264), (80, 976731), (84, 930220), (105, 744176), (112, 697665), (120, 651154), (140, 558132), (168, 465110), (210, 372088), (240, 325577), (280, 279066), (336, 232555), (420, 186044), (560, 139533), (840, 93022), (1680, 46511)]