16380108420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21000139}}^1$

素因数の和:21000164

約数の個数: 48

約数和(自身を含む): 49392329280

約数和(自身を除く): 33012220860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 21000139, 42000278, 63000417, 84000556, 105000695, 126000834, 210001390, 252001668, 273001807, 315002085, 420002780, 546003614, 630004170, 819005421, 1092007228, 1260008340, 1365009035, 1638010842, 2730018070, 3276021684, 4095027105, 5460036140, 8190054210, 16380108420]

約数ペア:

[(1, 16380108420), (2, 8190054210), (3, 5460036140), (4, 4095027105), (5, 3276021684), (6, 2730018070), (10, 1638010842), (12, 1365009035), (13, 1260008340), (15, 1092007228), (20, 819005421), (26, 630004170), (30, 546003614), (39, 420002780), (52, 315002085), (60, 273001807), (65, 252001668), (78, 210001390), (130, 126000834), (156, 105000695), (195, 84000556), (260, 63000417), (390, 42000278), (780, 21000139)]