18080452460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{29819}}^1$

素因数の和:29967

約数の個数: 96

約数和(自身を含む): 44727137280

約数和(自身を除く): 26646684820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 71, 122, 140, 142, 244, 284, 305, 355, 427, 497, 610, 710, 854, 994, 1220, 1420, 1708, 1988, 2135, 2485, 4270, 4331, 4970, 8540, 8662, 9940, 17324, 21655, 29819, 30317, 43310, 59638, 60634, 86620, 119276, 121268, 149095, 151585, 208733, 298190, 303170, 417466, 596380, 606340, 834932, 1043665, 1818959, 2087330, 2117149, 3637918, 4174660, 4234298, 7275836, 8468596, 9094795, 10585745, 12732713, 14820043, 18189590, 21171490, 25465426, 29640086, 36379180, 42342980, 50930852, 59280172, 63663565, 74100215, 127327130, 129146089, 148200430, 254654260, 258292178, 296400860, 516584356, 645730445, 904022623, 1291460890, 1808045246, 2582921780, 3616090492, 4520113115, 9040226230, 18080452460]

約数ペア:

[(1, 18080452460), (2, 9040226230), (4, 4520113115), (5, 3616090492), (7, 2582921780), (10, 1808045246), (14, 1291460890), (20, 904022623), (28, 645730445), (35, 516584356), (61, 296400860), (70, 258292178), (71, 254654260), (122, 148200430), (140, 129146089), (142, 127327130), (244, 74100215), (284, 63663565), (305, 59280172), (355, 50930852), (427, 42342980), (497, 36379180), (610, 29640086), (710, 25465426), (854, 21171490), (994, 18189590), (1220, 14820043), (1420, 12732713), (1708, 10585745), (1988, 9094795), (2135, 8468596), (2485, 7275836), (4270, 4234298), (4331, 4174660), (4970, 3637918), (8540, 2117149), (8662, 2087330), (9940, 1818959), (17324, 1043665), (21655, 834932), (29819, 606340), (30317, 596380), (43310, 417466), (59638, 303170), (60634, 298190), (86620, 208733), (119276, 151585), (121268, 149095)]