245585520

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{4211}}^1$

素因数の和:4242

約数の個数: 140

約数和(自身を含む): 856291176

約数和(自身を除く): 610705656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4211, 4860, 5832, 6480, 7290, 8422, 9720, 11664, 12633, 14580, 16844, 19440, 21055, 25266, 29160, 33688, 37899, 42110, 50532, 58320, 63165, 67376, 75798, 84220, 101064, 113697, 126330, 151596, 168440, 189495, 202128, 227394, 252660, 303192, 336880, 341091, 378990, 454788, 505320, 568485, 606384, 682182, 757980, 909576, 1010640, 1023273, 1136970, 1364364, 1515960, 1705455, 1819152, 2046546, 2273940, 2728728, 3031920, 3069819, 3410910, 4093092, 4547880, 5116365, 5457456, 6139638, 6821820, 8186184, 9095760, 10232730, 12279276, 13643640, 15349095, 16372368, 20465460, 24558552, 27287280, 30698190, 40930920, 49117104, 61396380, 81861840, 122792760, 245585520]

約数ペア:

[(1, 245585520), (2, 122792760), (3, 81861840), (4, 61396380), (5, 49117104), (6, 40930920), (8, 30698190), (9, 27287280), (10, 24558552), (12, 20465460), (15, 16372368), (16, 15349095), (18, 13643640), (20, 12279276), (24, 10232730), (27, 9095760), (30, 8186184), (36, 6821820), (40, 6139638), (45, 5457456), (48, 5116365), (54, 4547880), (60, 4093092), (72, 3410910), (80, 3069819), (81, 3031920), (90, 2728728), (108, 2273940), (120, 2046546), (135, 1819152), (144, 1705455), (162, 1515960), (180, 1364364), (216, 1136970), (240, 1023273), (243, 1010640), (270, 909576), (324, 757980), (360, 682182), (405, 606384), (432, 568485), (486, 505320), (540, 454788), (648, 378990), (720, 341091), (729, 336880), (810, 303192), (972, 252660), (1080, 227394), (1215, 202128), (1296, 189495), (1458, 168440), (1620, 151596), (1944, 126330), (2160, 113697), (2430, 101064), (2916, 84220), (3240, 75798), (3645, 67376), (3888, 63165), (4211, 58320), (4860, 50532), (5832, 42110), (6480, 37899), (7290, 33688), (8422, 29160), (9720, 25266), (11664, 21055), (12633, 19440), (14580, 16844)]