209905440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:331

約数の個数: 192

約数和(自身を含む): 694987776

約数和(自身を除く): 485082336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 53, 60, 74, 80, 96, 106, 111, 120, 148, 159, 160, 185, 212, 222, 223, 240, 265, 296, 318, 370, 424, 444, 446, 480, 530, 555, 592, 636, 669, 740, 795, 848, 888, 892, 1060, 1110, 1115, 1184, 1272, 1338, 1480, 1590, 1696, 1776, 1784, 1961, 2120, 2220, 2230, 2544, 2676, 2960, 3180, 3345, 3552, 3568, 3922, 4240, 4440, 4460, 5088, 5352, 5883, 5920, 6360, 6690, 7136, 7844, 8251, 8480, 8880, 8920, 9805, 10704, 11766, 11819, 12720, 13380, 15688, 16502, 17760, 17840, 19610, 21408, 23532, 23638, 24753, 25440, 26760, 29415, 31376, 33004, 35457, 35680, 39220, 41255, 47064, 47276, 49506, 53520, 58830, 59095, 62752, 66008, 70914, 78440, 82510, 94128, 94552, 99012, 107040, 117660, 118190, 123765, 132016, 141828, 156880, 165020, 177285, 188256, 189104, 198024, 235320, 236380, 247530, 264032, 283656, 313760, 330040, 354570, 378208, 396048, 437303, 470640, 472760, 495060, 567312, 660080, 709140, 792096, 874606, 941280, 945520, 990120, 1134624, 1311909, 1320160, 1418280, 1749212, 1891040, 1980240, 2186515, 2623818, 2836560, 3498424, 3960480, 4373030, 5247636, 5673120, 6559545, 6996848, 8746060, 10495272, 13119090, 13993696, 17492120, 20990544, 26238180, 34984240, 41981088, 52476360, 69968480, 104952720, 209905440]

約数ペア:

[(1, 209905440), (2, 104952720), (3, 69968480), (4, 52476360), (5, 41981088), (6, 34984240), (8, 26238180), (10, 20990544), (12, 17492120), (15, 13993696), (16, 13119090), (20, 10495272), (24, 8746060), (30, 6996848), (32, 6559545), (37, 5673120), (40, 5247636), (48, 4373030), (53, 3960480), (60, 3498424), (74, 2836560), (80, 2623818), (96, 2186515), (106, 1980240), (111, 1891040), (120, 1749212), (148, 1418280), (159, 1320160), (160, 1311909), (185, 1134624), (212, 990120), (222, 945520), (223, 941280), (240, 874606), (265, 792096), (296, 709140), (318, 660080), (370, 567312), (424, 495060), (444, 472760), (446, 470640), (480, 437303), (530, 396048), (555, 378208), (592, 354570), (636, 330040), (669, 313760), (740, 283656), (795, 264032), (848, 247530), (888, 236380), (892, 235320), (1060, 198024), (1110, 189104), (1115, 188256), (1184, 177285), (1272, 165020), (1338, 156880), (1480, 141828), (1590, 132016), (1696, 123765), (1776, 118190), (1784, 117660), (1961, 107040), (2120, 99012), (2220, 94552), (2230, 94128), (2544, 82510), (2676, 78440), (2960, 70914), (3180, 66008), (3345, 62752), (3552, 59095), (3568, 58830), (3922, 53520), (4240, 49506), (4440, 47276), (4460, 47064), (5088, 41255), (5352, 39220), (5883, 35680), (5920, 35457), (6360, 33004), (6690, 31376), (7136, 29415), (7844, 26760), (8251, 25440), (8480, 24753), (8880, 23638), (8920, 23532), (9805, 21408), (10704, 19610), (11766, 17840), (11819, 17760), (12720, 16502), (13380, 15688)]