204513480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 690580800

約数和(自身を除く): 486067320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 67, 72, 90, 120, 122, 134, 139, 180, 183, 201, 244, 268, 278, 305, 335, 360, 366, 402, 417, 488, 536, 549, 556, 603, 610, 670, 695, 732, 804, 834, 915, 1005, 1098, 1112, 1206, 1220, 1251, 1340, 1390, 1464, 1608, 1668, 1830, 2010, 2085, 2196, 2412, 2440, 2502, 2680, 2745, 2780, 3015, 3336, 3660, 4020, 4087, 4170, 4392, 4824, 5004, 5490, 5560, 6030, 6255, 7320, 8040, 8174, 8340, 8479, 9313, 10008, 10980, 12060, 12261, 12510, 16348, 16680, 16958, 18626, 20435, 21960, 24120, 24522, 25020, 25437, 27939, 32696, 33916, 36783, 37252, 40870, 42395, 46565, 49044, 50040, 50874, 55878, 61305, 67832, 73566, 74504, 76311, 81740, 83817, 84790, 93130, 98088, 101748, 111756, 122610, 127185, 139695, 147132, 152622, 163480, 167634, 169580, 183915, 186260, 203496, 223512, 245220, 254370, 279390, 294264, 305244, 335268, 339160, 367830, 372520, 381555, 419085, 490440, 508740, 558780, 568093, 610488, 670536, 735660, 763110, 838170, 1017480, 1117560, 1136186, 1471320, 1526220, 1676340, 1704279, 2272372, 2840465, 3052440, 3352680, 3408558, 4544744, 5112837, 5680930, 6817116, 8521395, 10225674, 11361860, 13634232, 17042790, 20451348, 22723720, 25564185, 34085580, 40902696, 51128370, 68171160, 102256740, 204513480]

約数ペア:

[(1, 204513480), (2, 102256740), (3, 68171160), (4, 51128370), (5, 40902696), (6, 34085580), (8, 25564185), (9, 22723720), (10, 20451348), (12, 17042790), (15, 13634232), (18, 11361860), (20, 10225674), (24, 8521395), (30, 6817116), (36, 5680930), (40, 5112837), (45, 4544744), (60, 3408558), (61, 3352680), (67, 3052440), (72, 2840465), (90, 2272372), (120, 1704279), (122, 1676340), (134, 1526220), (139, 1471320), (180, 1136186), (183, 1117560), (201, 1017480), (244, 838170), (268, 763110), (278, 735660), (305, 670536), (335, 610488), (360, 568093), (366, 558780), (402, 508740), (417, 490440), (488, 419085), (536, 381555), (549, 372520), (556, 367830), (603, 339160), (610, 335268), (670, 305244), (695, 294264), (732, 279390), (804, 254370), (834, 245220), (915, 223512), (1005, 203496), (1098, 186260), (1112, 183915), (1206, 169580), (1220, 167634), (1251, 163480), (1340, 152622), (1390, 147132), (1464, 139695), (1608, 127185), (1668, 122610), (1830, 111756), (2010, 101748), (2085, 98088), (2196, 93130), (2412, 84790), (2440, 83817), (2502, 81740), (2680, 76311), (2745, 74504), (2780, 73566), (3015, 67832), (3336, 61305), (3660, 55878), (4020, 50874), (4087, 50040), (4170, 49044), (4392, 46565), (4824, 42395), (5004, 40870), (5490, 37252), (5560, 36783), (6030, 33916), (6255, 32696), (7320, 27939), (8040, 25437), (8174, 25020), (8340, 24522), (8479, 24120), (9313, 21960), (10008, 20435), (10980, 18626), (12060, 16958), (12261, 16680), (12510, 16348)]