312585472

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:655

約数の個数: 72

約数和(自身を含む): 652522472

約数和(自身を除く): 339937000

約数列:

[1, 2, 4, 8, 16, 32, 37, 61, 64, 74, 122, 128, 148, 244, 256, 296, 488, 541, 592, 976, 1082, 1184, 1952, 2164, 2257, 2368, 3904, 4328, 4514, 4736, 7808, 8656, 9028, 9472, 15616, 17312, 18056, 20017, 33001, 34624, 36112, 40034, 66002, 69248, 72224, 80068, 132004, 138496, 144448, 160136, 264008, 288896, 320272, 528016, 577792, 640544, 1056032, 1221037, 1281088, 2112064, 2442074, 2562176, 4224128, 4884148, 5124352, 8448256, 9768296, 19536592, 39073184, 78146368, 156292736, 312585472]

約数ペア:

[(1, 312585472), (2, 156292736), (4, 78146368), (8, 39073184), (16, 19536592), (32, 9768296), (37, 8448256), (61, 5124352), (64, 4884148), (74, 4224128), (122, 2562176), (128, 2442074), (148, 2112064), (244, 1281088), (256, 1221037), (296, 1056032), (488, 640544), (541, 577792), (592, 528016), (976, 320272), (1082, 288896), (1184, 264008), (1952, 160136), (2164, 144448), (2257, 138496), (2368, 132004), (3904, 80068), (4328, 72224), (4514, 69248), (4736, 66002), (7808, 40034), (8656, 36112), (9028, 34624), (9472, 33001), (15616, 20017), (17312, 18056)]