726756420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{931739}}^1$

素因数の和:931764

約数の個数: 48

約数和(自身を含む): 2191452480

約数和(自身を除く): 1464696060

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, 931739, 1863478, 2795217, 3726956, 4658695, 5590434, 9317390, 11180868, 12112607, 13976085, 18634780, 24225214, 27952170, 36337821, 48450428, 55904340, 60563035, 72675642, 121126070, 145351284, 181689105, 242252140, 363378210, 726756420]

約数ペア:

[(1, 726756420), (2, 363378210), (3, 242252140), (4, 181689105), (5, 145351284), (6, 121126070), (10, 72675642), (12, 60563035), (13, 55904340), (15, 48450428), (20, 36337821), (26, 27952170), (30, 24225214), (39, 18634780), (52, 13976085), (60, 12112607), (65, 11180868), (78, 9317390), (130, 5590434), (156, 4658695), (195, 3726956), (260, 2795217), (390, 1863478), (780, 931739)]