641605320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9739}}^1$

素因数の和:9820

約数の個数: 128

約数和(自身を含む): 2173968000

約数和(自身を除く): 1532362680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1464, 1647, 1830, 2196, 2440, 2745, 3294, 3660, 4392, 5490, 6588, 7320, 8235, 9739, 10980, 13176, 16470, 19478, 21960, 29217, 32940, 38956, 48695, 58434, 65880, 77912, 87651, 97390, 116868, 146085, 175302, 194780, 233736, 262953, 292170, 350604, 389560, 438255, 525906, 584340, 594079, 701208, 876510, 1051812, 1168680, 1188158, 1314765, 1753020, 1782237, 2103624, 2376316, 2629530, 2970395, 3506040, 3564474, 4752632, 5259060, 5346711, 5940790, 7128948, 8911185, 10518120, 10693422, 11881580, 14257896, 16040133, 17822370, 21386844, 23763160, 26733555, 32080266, 35644740, 42773688, 53467110, 64160532, 71289480, 80200665, 106934220, 128321064, 160401330, 213868440, 320802660, 641605320]

約数ペア:

[(1, 641605320), (2, 320802660), (3, 213868440), (4, 160401330), (5, 128321064), (6, 106934220), (8, 80200665), (9, 71289480), (10, 64160532), (12, 53467110), (15, 42773688), (18, 35644740), (20, 32080266), (24, 26733555), (27, 23763160), (30, 21386844), (36, 17822370), (40, 16040133), (45, 14257896), (54, 11881580), (60, 10693422), (61, 10518120), (72, 8911185), (90, 7128948), (108, 5940790), (120, 5346711), (122, 5259060), (135, 4752632), (180, 3564474), (183, 3506040), (216, 2970395), (244, 2629530), (270, 2376316), (305, 2103624), (360, 1782237), (366, 1753020), (488, 1314765), (540, 1188158), (549, 1168680), (610, 1051812), (732, 876510), (915, 701208), (1080, 594079), (1098, 584340), (1220, 525906), (1464, 438255), (1647, 389560), (1830, 350604), (2196, 292170), (2440, 262953), (2745, 233736), (3294, 194780), (3660, 175302), (4392, 146085), (5490, 116868), (6588, 97390), (7320, 87651), (8235, 77912), (9739, 65880), (10980, 58434), (13176, 48695), (16470, 38956), (19478, 32940), (21960, 29217)]