208851960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2441}}^1$

素因数の和:2509

約数の個数: 128

約数和(自身を含む): 675164160

約数和(自身を除く): 466312200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2441, 2760, 2852, 3565, 3720, 4278, 4882, 5704, 7130, 7323, 8556, 9764, 10695, 12205, 14260, 14646, 17112, 19528, 21390, 24410, 28520, 29292, 36615, 42780, 48820, 56143, 58584, 73230, 75671, 85560, 97640, 112286, 146460, 151342, 168429, 224572, 227013, 280715, 292920, 302684, 336858, 378355, 449144, 454026, 561430, 605368, 673716, 756710, 842145, 908052, 1122860, 1135065, 1347432, 1513420, 1684290, 1740433, 1816104, 2245720, 2270130, 3026840, 3368580, 3480866, 4540260, 5221299, 6737160, 6961732, 8702165, 9080520, 10442598, 13923464, 17404330, 20885196, 26106495, 34808660, 41770392, 52212990, 69617320, 104425980, 208851960]

約数ペア:

[(1, 208851960), (2, 104425980), (3, 69617320), (4, 52212990), (5, 41770392), (6, 34808660), (8, 26106495), (10, 20885196), (12, 17404330), (15, 13923464), (20, 10442598), (23, 9080520), (24, 8702165), (30, 6961732), (31, 6737160), (40, 5221299), (46, 4540260), (60, 3480866), (62, 3368580), (69, 3026840), (92, 2270130), (93, 2245720), (115, 1816104), (120, 1740433), (124, 1684290), (138, 1513420), (155, 1347432), (184, 1135065), (186, 1122860), (230, 908052), (248, 842145), (276, 756710), (310, 673716), (345, 605368), (372, 561430), (460, 454026), (465, 449144), (552, 378355), (620, 336858), (690, 302684), (713, 292920), (744, 280715), (920, 227013), (930, 224572), (1240, 168429), (1380, 151342), (1426, 146460), (1860, 112286), (2139, 97640), (2441, 85560), (2760, 75671), (2852, 73230), (3565, 58584), (3720, 56143), (4278, 48820), (4882, 42780), (5704, 36615), (7130, 29292), (7323, 28520), (8556, 24410), (9764, 21390), (10695, 19528), (12205, 17112), (14260, 14646)]