353444720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1231}}^1$

素因数の和:1378

約数の個数: 80

約数和(自身を含む): 853362048

約数和(自身を除く): 499917328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 97, 148, 185, 194, 296, 370, 388, 485, 592, 740, 776, 970, 1231, 1480, 1552, 1940, 2462, 2960, 3589, 3880, 4924, 6155, 7178, 7760, 9848, 12310, 14356, 17945, 19696, 24620, 28712, 35890, 45547, 49240, 57424, 71780, 91094, 98480, 119407, 143560, 182188, 227735, 238814, 287120, 364376, 455470, 477628, 597035, 728752, 910940, 955256, 1194070, 1821880, 1910512, 2388140, 3643760, 4418059, 4776280, 8836118, 9552560, 17672236, 22090295, 35344472, 44180590, 70688944, 88361180, 176722360, 353444720]

約数ペア:

[(1, 353444720), (2, 176722360), (4, 88361180), (5, 70688944), (8, 44180590), (10, 35344472), (16, 22090295), (20, 17672236), (37, 9552560), (40, 8836118), (74, 4776280), (80, 4418059), (97, 3643760), (148, 2388140), (185, 1910512), (194, 1821880), (296, 1194070), (370, 955256), (388, 910940), (485, 728752), (592, 597035), (740, 477628), (776, 455470), (970, 364376), (1231, 287120), (1480, 238814), (1552, 227735), (1940, 182188), (2462, 143560), (2960, 119407), (3589, 98480), (3880, 91094), (4924, 71780), (6155, 57424), (7178, 49240), (7760, 45547), (9848, 35890), (12310, 28712), (14356, 24620), (17945, 19696)]