1990294080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5743}}^1$

素因数の和:5801

約数の個数: 168

約数和(自身を含む): 6670438272

約数和(自身を除く): 4680144192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 361, 380, 456, 480, 570, 608, 722, 760, 912, 960, 1083, 1140, 1216, 1444, 1520, 1805, 1824, 2166, 2280, 2888, 3040, 3610, 3648, 4332, 4560, 5415, 5743, 5776, 6080, 7220, 8664, 9120, 10830, 11486, 11552, 14440, 17229, 17328, 18240, 21660, 22972, 23104, 28715, 28880, 34458, 34656, 43320, 45944, 57430, 57760, 68916, 69312, 86145, 86640, 91888, 109117, 114860, 115520, 137832, 172290, 173280, 183776, 218234, 229720, 275664, 327351, 344580, 346560, 367552, 436468, 459440, 545585, 551328, 654702, 689160, 872936, 918880, 1091170, 1102656, 1309404, 1378320, 1636755, 1745872, 1837760, 2073223, 2182340, 2618808, 2756640, 3273510, 3491744, 4146446, 4364680, 5237616, 5513280, 6219669, 6547020, 6983488, 8292892, 8729360, 10366115, 10475232, 12439338, 13094040, 16585784, 17458720, 20732230, 20950464, 24878676, 26188080, 31098345, 33171568, 34917440, 41464460, 49757352, 52376160, 62196690, 66343136, 82928920, 99514704, 104752320, 124393380, 132686272, 165857840, 199029408, 248786760, 331715680, 398058816, 497573520, 663431360, 995147040, 1990294080]

約数ペア:

[(1, 1990294080), (2, 995147040), (3, 663431360), (4, 497573520), (5, 398058816), (6, 331715680), (8, 248786760), (10, 199029408), (12, 165857840), (15, 132686272), (16, 124393380), (19, 104752320), (20, 99514704), (24, 82928920), (30, 66343136), (32, 62196690), (38, 52376160), (40, 49757352), (48, 41464460), (57, 34917440), (60, 33171568), (64, 31098345), (76, 26188080), (80, 24878676), (95, 20950464), (96, 20732230), (114, 17458720), (120, 16585784), (152, 13094040), (160, 12439338), (190, 10475232), (192, 10366115), (228, 8729360), (240, 8292892), (285, 6983488), (304, 6547020), (320, 6219669), (361, 5513280), (380, 5237616), (456, 4364680), (480, 4146446), (570, 3491744), (608, 3273510), (722, 2756640), (760, 2618808), (912, 2182340), (960, 2073223), (1083, 1837760), (1140, 1745872), (1216, 1636755), (1444, 1378320), (1520, 1309404), (1805, 1102656), (1824, 1091170), (2166, 918880), (2280, 872936), (2888, 689160), (3040, 654702), (3610, 551328), (3648, 545585), (4332, 459440), (4560, 436468), (5415, 367552), (5743, 346560), (5776, 344580), (6080, 327351), (7220, 275664), (8664, 229720), (9120, 218234), (10830, 183776), (11486, 173280), (11552, 172290), (14440, 137832), (17229, 115520), (17328, 114860), (18240, 109117), (21660, 91888), (22972, 86640), (23104, 86145), (28715, 69312), (28880, 68916), (34458, 57760), (34656, 57430), (43320, 45944)]