349963520

素因数分解:

$2^8\times 5^1\times {\mathrm{373}}^1\times {\mathrm{733}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 841666056

約数和(自身を除く): 491702536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 373, 640, 733, 746, 1280, 1466, 1492, 1865, 2932, 2984, 3665, 3730, 5864, 5968, 7330, 7460, 11728, 11936, 14660, 14920, 23456, 23872, 29320, 29840, 46912, 47744, 58640, 59680, 93824, 95488, 117280, 119360, 187648, 234560, 238720, 273409, 469120, 477440, 546818, 938240, 1093636, 1367045, 2187272, 2734090, 4374544, 5468180, 8749088, 10936360, 17498176, 21872720, 34996352, 43745440, 69992704, 87490880, 174981760, 349963520]

約数ペア:

[(1, 349963520), (2, 174981760), (4, 87490880), (5, 69992704), (8, 43745440), (10, 34996352), (16, 21872720), (20, 17498176), (32, 10936360), (40, 8749088), (64, 5468180), (80, 4374544), (128, 2734090), (160, 2187272), (256, 1367045), (320, 1093636), (373, 938240), (640, 546818), (733, 477440), (746, 469120), (1280, 273409), (1466, 238720), (1492, 234560), (1865, 187648), (2932, 119360), (2984, 117280), (3665, 95488), (3730, 93824), (5864, 59680), (5968, 58640), (7330, 47744), (7460, 46912), (11728, 29840), (11936, 29320), (14660, 23872), (14920, 23456)]