21525066640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{4703}}^1$

素因数の和:5477

約数の個数: 160

約数和(自身を含む): 62492000256

約数和(自身を除く): 40966933616

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 743, 770, 880, 1232, 1486, 1540, 2972, 3080, 3715, 4703, 5201, 5944, 6160, 7430, 8173, 9406, 10402, 11888, 14860, 16346, 18812, 20804, 23515, 26005, 29720, 32692, 32921, 37624, 40865, 41608, 47030, 51733, 52010, 57211, 59440, 65384, 65842, 75248, 81730, 83216, 94060, 103466, 104020, 114422, 130768, 131684, 163460, 164605, 188120, 206932, 208040, 228844, 258665, 263368, 286055, 326920, 329210, 362131, 376240, 413864, 416080, 457688, 517330, 526736, 572110, 653840, 658420, 724262, 827728, 915376, 1034660, 1144220, 1316840, 1448524, 1810655, 2069320, 2288440, 2633680, 2897048, 3494329, 3621310, 4138640, 4576880, 5794096, 6988658, 7242620, 13977316, 14485240, 17471645, 24460303, 27954632, 28970480, 34943290, 38437619, 48920606, 55909264, 69886580, 76875238, 97841212, 122301515, 139773160, 153750476, 192188095, 195682424, 244603030, 269063333, 279546320, 307500952, 384376190, 391364848, 489206060, 538126666, 615001904, 768752380, 978412120, 1076253332, 1345316665, 1537504760, 1956824240, 2152506664, 2690633330, 3075009520, 4305013328, 5381266660, 10762533320, 21525066640]

約数ペア:

[(1, 21525066640), (2, 10762533320), (4, 5381266660), (5, 4305013328), (7, 3075009520), (8, 2690633330), (10, 2152506664), (11, 1956824240), (14, 1537504760), (16, 1345316665), (20, 1076253332), (22, 978412120), (28, 768752380), (35, 615001904), (40, 538126666), (44, 489206060), (55, 391364848), (56, 384376190), (70, 307500952), (77, 279546320), (80, 269063333), (88, 244603030), (110, 195682424), (112, 192188095), (140, 153750476), (154, 139773160), (176, 122301515), (220, 97841212), (280, 76875238), (308, 69886580), (385, 55909264), (440, 48920606), (560, 38437619), (616, 34943290), (743, 28970480), (770, 27954632), (880, 24460303), (1232, 17471645), (1486, 14485240), (1540, 13977316), (2972, 7242620), (3080, 6988658), (3715, 5794096), (4703, 4576880), (5201, 4138640), (5944, 3621310), (6160, 3494329), (7430, 2897048), (8173, 2633680), (9406, 2288440), (10402, 2069320), (11888, 1810655), (14860, 1448524), (16346, 1316840), (18812, 1144220), (20804, 1034660), (23515, 915376), (26005, 827728), (29720, 724262), (32692, 658420), (32921, 653840), (37624, 572110), (40865, 526736), (41608, 517330), (47030, 457688), (51733, 416080), (52010, 413864), (57211, 376240), (59440, 362131), (65384, 329210), (65842, 326920), (75248, 286055), (81730, 263368), (83216, 258665), (94060, 228844), (103466, 208040), (104020, 206932), (114422, 188120), (130768, 164605), (131684, 163460)]