84915040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{10831}}^1$

素因数の和:10860

約数の個数: 72

約数和(自身を含む): 233386272

約数和(自身を除く): 148471232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 10831, 21662, 43324, 54155, 75817, 86648, 108310, 151634, 173296, 216620, 303268, 346592, 379085, 433240, 530719, 606536, 758170, 866480, 1061438, 1213072, 1516340, 1732960, 2122876, 2426144, 2653595, 3032680, 4245752, 5307190, 6065360, 8491504, 10614380, 12130720, 16983008, 21228760, 42457520, 84915040]

約数ペア:

[(1, 84915040), (2, 42457520), (4, 21228760), (5, 16983008), (7, 12130720), (8, 10614380), (10, 8491504), (14, 6065360), (16, 5307190), (20, 4245752), (28, 3032680), (32, 2653595), (35, 2426144), (40, 2122876), (49, 1732960), (56, 1516340), (70, 1213072), (80, 1061438), (98, 866480), (112, 758170), (140, 606536), (160, 530719), (196, 433240), (224, 379085), (245, 346592), (280, 303268), (392, 216620), (490, 173296), (560, 151634), (784, 108310), (980, 86648), (1120, 75817), (1568, 54155), (1960, 43324), (3920, 21662), (7840, 10831)]