315065488

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1220

約数の個数: 60

約数和(自身を含む): 659680372

約数和(自身を除く): 344614884

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 289, 488, 578, 976, 1037, 1117, 1156, 2074, 2234, 2312, 4148, 4468, 4624, 8296, 8936, 16592, 17629, 17872, 18989, 35258, 37978, 68137, 70516, 75956, 136274, 141032, 151912, 272548, 282064, 303824, 322813, 545096, 645626, 1090192, 1158329, 1291252, 2316658, 2582504, 4633316, 5165008, 9266632, 18533264, 19691593, 39383186, 78766372, 157532744, 315065488]

約数ペア:

[(1, 315065488), (2, 157532744), (4, 78766372), (8, 39383186), (16, 19691593), (17, 18533264), (34, 9266632), (61, 5165008), (68, 4633316), (122, 2582504), (136, 2316658), (244, 1291252), (272, 1158329), (289, 1090192), (488, 645626), (578, 545096), (976, 322813), (1037, 303824), (1117, 282064), (1156, 272548), (2074, 151912), (2234, 141032), (2312, 136274), (4148, 75956), (4468, 70516), (4624, 68137), (8296, 37978), (8936, 35258), (16592, 18989), (17629, 17872)]