256098330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{123719}}^1$

素因数の和:123755

約数の個数: 48

約数和(自身を含む): 694811520

約数和(自身を除く): 438713190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 123719, 247438, 371157, 618595, 742314, 1113471, 1237190, 1855785, 2226942, 2845537, 3711570, 5567355, 5691074, 8536611, 11134710, 14227685, 17073222, 25609833, 28455370, 42683055, 51219666, 85366110, 128049165, 256098330]

約数ペア:

[(1, 256098330), (2, 128049165), (3, 85366110), (5, 51219666), (6, 42683055), (9, 28455370), (10, 25609833), (15, 17073222), (18, 14227685), (23, 11134710), (30, 8536611), (45, 5691074), (46, 5567355), (69, 3711570), (90, 2845537), (115, 2226942), (138, 1855785), (207, 1237190), (230, 1113471), (345, 742314), (414, 618595), (690, 371157), (1035, 247438), (2070, 123719)]