156909180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{19963}}^1$

素因数の和:20106

約数の個数: 48

約数和(自身を含む): 442721664

約数和(自身を除く): 285812484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 19963, 39926, 59889, 79852, 99815, 119778, 199630, 239556, 299445, 399260, 598890, 1197780, 2615153, 5230306, 7845459, 10460612, 13075765, 15690918, 26151530, 31381836, 39227295, 52303060, 78454590, 156909180]

約数ペア:

[(1, 156909180), (2, 78454590), (3, 52303060), (4, 39227295), (5, 31381836), (6, 26151530), (10, 15690918), (12, 13075765), (15, 10460612), (20, 7845459), (30, 5230306), (60, 2615153), (131, 1197780), (262, 598890), (393, 399260), (524, 299445), (655, 239556), (786, 199630), (1310, 119778), (1572, 99815), (1965, 79852), (2620, 59889), (3930, 39926), (7860, 19963)]