678999984

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{6079}}^1$

素因数の和:6282

約数の個数: 80

約数和(自身を含む): 1899878400

約数和(自身を除く): 1220878416

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 179, 208, 312, 358, 537, 624, 716, 1074, 1432, 2148, 2327, 2864, 4296, 4654, 6079, 6981, 8592, 9308, 12158, 13962, 18237, 18616, 24316, 27924, 36474, 37232, 48632, 55848, 72948, 79027, 97264, 111696, 145896, 158054, 237081, 291792, 316108, 474162, 632216, 948324, 1088141, 1264432, 1896648, 2176282, 3264423, 3793296, 4352564, 6528846, 8705128, 13057692, 14145833, 17410256, 26115384, 28291666, 42437499, 52230768, 56583332, 84874998, 113166664, 169749996, 226333328, 339499992, 678999984]

約数ペア:

[(1, 678999984), (2, 339499992), (3, 226333328), (4, 169749996), (6, 113166664), (8, 84874998), (12, 56583332), (13, 52230768), (16, 42437499), (24, 28291666), (26, 26115384), (39, 17410256), (48, 14145833), (52, 13057692), (78, 8705128), (104, 6528846), (156, 4352564), (179, 3793296), (208, 3264423), (312, 2176282), (358, 1896648), (537, 1264432), (624, 1088141), (716, 948324), (1074, 632216), (1432, 474162), (2148, 316108), (2327, 291792), (2864, 237081), (4296, 158054), (4654, 145896), (6079, 111696), (6981, 97264), (8592, 79027), (9308, 72948), (12158, 55848), (13962, 48632), (18237, 37232), (18616, 36474), (24316, 27924)]