245449260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2347}}^1$

素因数の和:2452

約数の個数: 144

約数和(自身を含む): 861509376

約数和(自身を除く): 616060116

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 83, 84, 90, 105, 126, 140, 166, 180, 210, 249, 252, 315, 332, 415, 420, 498, 581, 630, 747, 830, 996, 1162, 1245, 1260, 1494, 1660, 1743, 2324, 2347, 2490, 2905, 2988, 3486, 3735, 4694, 4980, 5229, 5810, 6972, 7041, 7470, 8715, 9388, 10458, 11620, 11735, 14082, 14940, 16429, 17430, 20916, 21123, 23470, 26145, 28164, 32858, 34860, 35205, 42246, 46940, 49287, 52290, 65716, 70410, 82145, 84492, 98574, 104580, 105615, 140820, 147861, 164290, 194801, 197148, 211230, 246435, 295722, 328580, 389602, 422460, 492870, 584403, 591444, 739305, 779204, 974005, 985740, 1168806, 1363607, 1478610, 1753209, 1948010, 2337612, 2727214, 2922015, 2957220, 3506418, 3896020, 4090821, 5454428, 5844030, 6818035, 7012836, 8181642, 8766045, 11688060, 12272463, 13636070, 16363284, 17532090, 20454105, 24544926, 27272140, 35064180, 40908210, 49089852, 61362315, 81816420, 122724630, 245449260]

約数ペア:

[(1, 245449260), (2, 122724630), (3, 81816420), (4, 61362315), (5, 49089852), (6, 40908210), (7, 35064180), (9, 27272140), (10, 24544926), (12, 20454105), (14, 17532090), (15, 16363284), (18, 13636070), (20, 12272463), (21, 11688060), (28, 8766045), (30, 8181642), (35, 7012836), (36, 6818035), (42, 5844030), (45, 5454428), (60, 4090821), (63, 3896020), (70, 3506418), (83, 2957220), (84, 2922015), (90, 2727214), (105, 2337612), (126, 1948010), (140, 1753209), (166, 1478610), (180, 1363607), (210, 1168806), (249, 985740), (252, 974005), (315, 779204), (332, 739305), (415, 591444), (420, 584403), (498, 492870), (581, 422460), (630, 389602), (747, 328580), (830, 295722), (996, 246435), (1162, 211230), (1245, 197148), (1260, 194801), (1494, 164290), (1660, 147861), (1743, 140820), (2324, 105615), (2347, 104580), (2490, 98574), (2905, 84492), (2988, 82145), (3486, 70410), (3735, 65716), (4694, 52290), (4980, 49287), (5229, 46940), (5810, 42246), (6972, 35205), (7041, 34860), (7470, 32858), (8715, 28164), (9388, 26145), (10458, 23470), (11620, 21123), (11735, 20916), (14082, 17430), (14940, 16429)]