20100485760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{2351}}^1$

素因数の和:2507

約数の個数: 256

約数和(自身を含む): 66040773120

約数和(自身を除く): 45940287360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 73, 80, 96, 120, 122, 128, 146, 160, 183, 192, 219, 240, 244, 292, 305, 320, 365, 366, 384, 438, 480, 488, 584, 610, 640, 730, 732, 876, 915, 960, 976, 1095, 1168, 1220, 1460, 1464, 1752, 1830, 1920, 1952, 2190, 2336, 2351, 2440, 2920, 2928, 3504, 3660, 3904, 4380, 4453, 4672, 4702, 4880, 5840, 5856, 7008, 7053, 7320, 7808, 8760, 8906, 9344, 9404, 9760, 11680, 11712, 11755, 13359, 14016, 14106, 14640, 17520, 17812, 18808, 19520, 22265, 23360, 23424, 23510, 26718, 28032, 28212, 29280, 35040, 35265, 35624, 37616, 39040, 44530, 46720, 47020, 53436, 56424, 58560, 66795, 70080, 70530, 71248, 75232, 89060, 94040, 106872, 112848, 117120, 133590, 140160, 141060, 142496, 143411, 150464, 171623, 178120, 188080, 213744, 225696, 267180, 282120, 284992, 286822, 300928, 343246, 356240, 376160, 427488, 430233, 451392, 514869, 534360, 564240, 569984, 573644, 686492, 712480, 717055, 752320, 854976, 858115, 860466, 902784, 1029738, 1068720, 1128480, 1147288, 1372984, 1424960, 1434110, 1504640, 1709952, 1716230, 1720932, 2059476, 2137440, 2151165, 2256960, 2294576, 2574345, 2745968, 2849920, 2868220, 3432460, 3441864, 4118952, 4274880, 4302330, 4513920, 4589152, 5148690, 5491936, 5736440, 6864920, 6883728, 8237904, 8549760, 8604660, 9178304, 10297380, 10469003, 10983872, 11472880, 13729840, 13767456, 16475808, 17209320, 18356608, 20594760, 20938006, 21967744, 22945760, 27459680, 27534912, 31407009, 32951616, 34418640, 41189520, 41876012, 45891520, 52345015, 54919360, 55069824, 62814018, 65903232, 68837280, 82379040, 83752024, 91783040, 104690030, 109838720, 125628036, 137674560, 157035045, 164758080, 167504048, 209380060, 251256072, 275349120, 314070090, 329516160, 335008096, 418760120, 502512144, 628140180, 670016192, 837520240, 1005024288, 1256280360, 1340032384, 1675040480, 2010048576, 2512560720, 3350080960, 4020097152, 5025121440, 6700161920, 10050242880, 20100485760]

約数ペア:

[(1, 20100485760), (2, 10050242880), (3, 6700161920), (4, 5025121440), (5, 4020097152), (6, 3350080960), (8, 2512560720), (10, 2010048576), (12, 1675040480), (15, 1340032384), (16, 1256280360), (20, 1005024288), (24, 837520240), (30, 670016192), (32, 628140180), (40, 502512144), (48, 418760120), (60, 335008096), (61, 329516160), (64, 314070090), (73, 275349120), (80, 251256072), (96, 209380060), (120, 167504048), (122, 164758080), (128, 157035045), (146, 137674560), (160, 125628036), (183, 109838720), (192, 104690030), (219, 91783040), (240, 83752024), (244, 82379040), (292, 68837280), (305, 65903232), (320, 62814018), (365, 55069824), (366, 54919360), (384, 52345015), (438, 45891520), (480, 41876012), (488, 41189520), (584, 34418640), (610, 32951616), (640, 31407009), (730, 27534912), (732, 27459680), (876, 22945760), (915, 21967744), (960, 20938006), (976, 20594760), (1095, 18356608), (1168, 17209320), (1220, 16475808), (1460, 13767456), (1464, 13729840), (1752, 11472880), (1830, 10983872), (1920, 10469003), (1952, 10297380), (2190, 9178304), (2336, 8604660), (2351, 8549760), (2440, 8237904), (2920, 6883728), (2928, 6864920), (3504, 5736440), (3660, 5491936), (3904, 5148690), (4380, 4589152), (4453, 4513920), (4672, 4302330), (4702, 4274880), (4880, 4118952), (5840, 3441864), (5856, 3432460), (7008, 2868220), (7053, 2849920), (7320, 2745968), (7808, 2574345), (8760, 2294576), (8906, 2256960), (9344, 2151165), (9404, 2137440), (9760, 2059476), (11680, 1720932), (11712, 1716230), (11755, 1709952), (13359, 1504640), (14016, 1434110), (14106, 1424960), (14640, 1372984), (17520, 1147288), (17812, 1128480), (18808, 1068720), (19520, 1029738), (22265, 902784), (23360, 860466), (23424, 858115), (23510, 854976), (26718, 752320), (28032, 717055), (28212, 712480), (29280, 686492), (35040, 573644), (35265, 569984), (35624, 564240), (37616, 534360), (39040, 514869), (44530, 451392), (46720, 430233), (47020, 427488), (53436, 376160), (56424, 356240), (58560, 343246), (66795, 300928), (70080, 286822), (70530, 284992), (71248, 282120), (75232, 267180), (89060, 225696), (94040, 213744), (106872, 188080), (112848, 178120), (117120, 171623), (133590, 150464), (140160, 143411), (141060, 142496)]