7942530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 20072448

約数和(自身を除く): 12129918

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 47, 86, 94, 129, 131, 141, 215, 235, 258, 262, 282, 393, 430, 470, 645, 655, 705, 786, 1290, 1310, 1410, 1965, 2021, 3930, 4042, 5633, 6063, 6157, 10105, 11266, 12126, 12314, 16899, 18471, 20210, 28165, 30315, 30785, 33798, 36942, 56330, 60630, 61570, 84495, 92355, 168990, 184710, 264751, 529502, 794253, 1323755, 1588506, 2647510, 3971265, 7942530]

約数ペア:

[(1, 7942530), (2, 3971265), (3, 2647510), (5, 1588506), (6, 1323755), (10, 794253), (15, 529502), (30, 264751), (43, 184710), (47, 168990), (86, 92355), (94, 84495), (129, 61570), (131, 60630), (141, 56330), (215, 36942), (235, 33798), (258, 30785), (262, 30315), (282, 28165), (393, 20210), (430, 18471), (470, 16899), (645, 12314), (655, 12126), (705, 11266), (786, 10105), (1290, 6157), (1310, 6063), (1410, 5633), (1965, 4042), (2021, 3930)]