78592640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:410

約数の個数: 128

約数和(自身を含む): 219438720

約数和(自身を除く): 140846080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 320, 331, 371, 424, 448, 530, 560, 640, 662, 742, 848, 896, 1060, 1120, 1324, 1484, 1655, 1696, 1855, 2120, 2240, 2317, 2648, 2968, 3310, 3392, 3710, 4240, 4480, 4634, 5296, 5936, 6620, 6784, 7420, 8480, 9268, 10592, 11585, 11872, 13240, 14840, 16960, 17543, 18536, 21184, 23170, 23744, 26480, 29680, 33920, 35086, 37072, 42368, 46340, 47488, 52960, 59360, 70172, 74144, 87715, 92680, 105920, 118720, 122801, 140344, 148288, 175430, 185360, 211840, 237440, 245602, 280688, 296576, 350860, 370720, 491204, 561376, 614005, 701720, 741440, 982408, 1122752, 1228010, 1403440, 1482880, 1964816, 2245504, 2456020, 2806880, 3929632, 4912040, 5613760, 7859264, 9824080, 11227520, 15718528, 19648160, 39296320, 78592640]

約数ペア:

[(1, 78592640), (2, 39296320), (4, 19648160), (5, 15718528), (7, 11227520), (8, 9824080), (10, 7859264), (14, 5613760), (16, 4912040), (20, 3929632), (28, 2806880), (32, 2456020), (35, 2245504), (40, 1964816), (53, 1482880), (56, 1403440), (64, 1228010), (70, 1122752), (80, 982408), (106, 741440), (112, 701720), (128, 614005), (140, 561376), (160, 491204), (212, 370720), (224, 350860), (265, 296576), (280, 280688), (320, 245602), (331, 237440), (371, 211840), (424, 185360), (448, 175430), (530, 148288), (560, 140344), (640, 122801), (662, 118720), (742, 105920), (848, 92680), (896, 87715), (1060, 74144), (1120, 70172), (1324, 59360), (1484, 52960), (1655, 47488), (1696, 46340), (1855, 42368), (2120, 37072), (2240, 35086), (2317, 33920), (2648, 29680), (2968, 26480), (3310, 23744), (3392, 23170), (3710, 21184), (4240, 18536), (4480, 17543), (4634, 16960), (5296, 14840), (5936, 13240), (6620, 11872), (6784, 11585), (7420, 10592), (8480, 9268)]