256730804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2273}}^1$

素因数の和:2456

約数の個数: 48

約数和(自身を含む): 522619776

約数和(自身を除く): 265888972

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 151, 187, 302, 374, 604, 748, 1661, 2273, 2567, 3322, 4546, 5134, 6644, 9092, 10268, 25003, 28237, 38641, 50006, 56474, 77282, 100012, 112948, 154564, 343223, 425051, 686446, 850102, 1372892, 1700204, 3775453, 5834791, 7550906, 11669582, 15101812, 23339164, 64182701, 128365402, 256730804]

約数ペア:

[(1, 256730804), (2, 128365402), (4, 64182701), (11, 23339164), (17, 15101812), (22, 11669582), (34, 7550906), (44, 5834791), (68, 3775453), (151, 1700204), (187, 1372892), (302, 850102), (374, 686446), (604, 425051), (748, 343223), (1661, 154564), (2273, 112948), (2567, 100012), (3322, 77282), (4546, 56474), (5134, 50006), (6644, 38641), (9092, 28237), (10268, 25003)]