2920110720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:815

約数の個数: 256

約数和(自身を含む): 9757532160

約数和(自身を除く): 6837421440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 71, 80, 93, 96, 120, 124, 128, 142, 155, 160, 186, 192, 213, 240, 248, 284, 310, 320, 355, 372, 384, 426, 465, 480, 496, 568, 620, 640, 691, 710, 744, 852, 930, 960, 992, 1065, 1136, 1240, 1382, 1420, 1488, 1704, 1860, 1920, 1984, 2073, 2130, 2201, 2272, 2480, 2764, 2840, 2976, 3408, 3455, 3720, 3968, 4146, 4260, 4402, 4544, 4960, 5528, 5680, 5952, 6603, 6816, 6910, 7440, 8292, 8520, 8804, 9088, 9920, 10365, 11005, 11056, 11360, 11904, 13206, 13632, 13820, 14880, 16584, 17040, 17608, 19840, 20730, 21421, 22010, 22112, 22720, 26412, 27264, 27640, 29760, 33015, 33168, 34080, 35216, 41460, 42842, 44020, 44224, 45440, 49061, 52824, 55280, 59520, 64263, 66030, 66336, 68160, 70432, 82920, 85684, 88040, 88448, 98122, 105648, 107105, 110560, 128526, 132060, 132672, 136320, 140864, 147183, 165840, 171368, 176080, 196244, 211296, 214210, 221120, 245305, 257052, 264120, 265344, 281728, 294366, 321315, 331680, 342736, 352160, 392488, 422592, 428420, 442240, 490610, 514104, 528240, 588732, 642630, 663360, 685472, 704320, 735915, 784976, 845184, 856840, 981220, 1028208, 1056480, 1177464, 1285260, 1326720, 1370944, 1408640, 1471830, 1520891, 1569952, 1713680, 1962440, 2056416, 2112960, 2354928, 2570520, 2741888, 2943660, 3041782, 3139904, 3427360, 3924880, 4112832, 4225920, 4562673, 4709856, 5141040, 5887320, 6083564, 6279808, 6854720, 7604455, 7849760, 8225664, 9125346, 9419712, 10282080, 11774640, 12167128, 13709440, 15208910, 15699520, 18250692, 18839424, 20564160, 22813365, 23549280, 24334256, 30417820, 31399040, 36501384, 41128320, 45626730, 47098560, 48668512, 60835640, 73002768, 91253460, 94197120, 97337024, 121671280, 146005536, 182506920, 194674048, 243342560, 292011072, 365013840, 486685120, 584022144, 730027680, 973370240, 1460055360, 2920110720]

約数ペア:

[(1, 2920110720), (2, 1460055360), (3, 973370240), (4, 730027680), (5, 584022144), (6, 486685120), (8, 365013840), (10, 292011072), (12, 243342560), (15, 194674048), (16, 182506920), (20, 146005536), (24, 121671280), (30, 97337024), (31, 94197120), (32, 91253460), (40, 73002768), (48, 60835640), (60, 48668512), (62, 47098560), (64, 45626730), (71, 41128320), (80, 36501384), (93, 31399040), (96, 30417820), (120, 24334256), (124, 23549280), (128, 22813365), (142, 20564160), (155, 18839424), (160, 18250692), (186, 15699520), (192, 15208910), (213, 13709440), (240, 12167128), (248, 11774640), (284, 10282080), (310, 9419712), (320, 9125346), (355, 8225664), (372, 7849760), (384, 7604455), (426, 6854720), (465, 6279808), (480, 6083564), (496, 5887320), (568, 5141040), (620, 4709856), (640, 4562673), (691, 4225920), (710, 4112832), (744, 3924880), (852, 3427360), (930, 3139904), (960, 3041782), (992, 2943660), (1065, 2741888), (1136, 2570520), (1240, 2354928), (1382, 2112960), (1420, 2056416), (1488, 1962440), (1704, 1713680), (1860, 1569952), (1920, 1520891), (1984, 1471830), (2073, 1408640), (2130, 1370944), (2201, 1326720), (2272, 1285260), (2480, 1177464), (2764, 1056480), (2840, 1028208), (2976, 981220), (3408, 856840), (3455, 845184), (3720, 784976), (3968, 735915), (4146, 704320), (4260, 685472), (4402, 663360), (4544, 642630), (4960, 588732), (5528, 528240), (5680, 514104), (5952, 490610), (6603, 442240), (6816, 428420), (6910, 422592), (7440, 392488), (8292, 352160), (8520, 342736), (8804, 331680), (9088, 321315), (9920, 294366), (10365, 281728), (11005, 265344), (11056, 264120), (11360, 257052), (11904, 245305), (13206, 221120), (13632, 214210), (13820, 211296), (14880, 196244), (16584, 176080), (17040, 171368), (17608, 165840), (19840, 147183), (20730, 140864), (21421, 136320), (22010, 132672), (22112, 132060), (22720, 128526), (26412, 110560), (27264, 107105), (27640, 105648), (29760, 98122), (33015, 88448), (33168, 88040), (34080, 85684), (35216, 82920), (41460, 70432), (42842, 68160), (44020, 66336), (44224, 66030), (45440, 64263), (49061, 59520), (52824, 55280)]