68752140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16139}}^1$

素因数の和:16222

約数の個数: 48

約数和(自身を含む): 195229440

約数和(自身を除く): 126477300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 16139, 32278, 48417, 64556, 80695, 96834, 161390, 193668, 242085, 322780, 484170, 968340, 1145869, 2291738, 3437607, 4583476, 5729345, 6875214, 11458690, 13750428, 17188035, 22917380, 34376070, 68752140]

約数ペア:

[(1, 68752140), (2, 34376070), (3, 22917380), (4, 17188035), (5, 13750428), (6, 11458690), (10, 6875214), (12, 5729345), (15, 4583476), (20, 3437607), (30, 2291738), (60, 1145869), (71, 968340), (142, 484170), (213, 322780), (284, 242085), (355, 193668), (426, 161390), (710, 96834), (852, 80695), (1065, 64556), (1420, 48417), (2130, 32278), (4260, 16139)]