448889320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:379

約数の個数: 128

約数和(自身を含む): 1143072000

約数和(自身を除く): 694182680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 149, 164, 167, 205, 220, 298, 328, 334, 410, 440, 451, 596, 668, 745, 820, 835, 902, 1192, 1336, 1490, 1639, 1640, 1670, 1804, 1837, 2255, 2980, 3278, 3340, 3608, 3674, 4510, 5960, 6109, 6556, 6680, 6847, 7348, 8195, 9020, 9185, 12218, 13112, 13694, 14696, 16390, 18040, 18370, 24436, 24883, 27388, 30545, 32780, 34235, 36740, 48872, 49766, 54776, 61090, 65560, 67199, 68470, 73480, 75317, 99532, 122180, 124415, 134398, 136940, 150634, 199064, 244360, 248830, 268796, 273713, 273880, 301268, 335995, 376585, 497660, 537592, 547426, 602536, 671990, 753170, 995320, 1020203, 1094852, 1343980, 1368565, 1506340, 2040406, 2189704, 2687960, 2737130, 3012680, 4080812, 5101015, 5474260, 8161624, 10202030, 10948520, 11222233, 20404060, 22444466, 40808120, 44888932, 56111165, 89777864, 112222330, 224444660, 448889320]

約数ペア:

[(1, 448889320), (2, 224444660), (4, 112222330), (5, 89777864), (8, 56111165), (10, 44888932), (11, 40808120), (20, 22444466), (22, 20404060), (40, 11222233), (41, 10948520), (44, 10202030), (55, 8161624), (82, 5474260), (88, 5101015), (110, 4080812), (149, 3012680), (164, 2737130), (167, 2687960), (205, 2189704), (220, 2040406), (298, 1506340), (328, 1368565), (334, 1343980), (410, 1094852), (440, 1020203), (451, 995320), (596, 753170), (668, 671990), (745, 602536), (820, 547426), (835, 537592), (902, 497660), (1192, 376585), (1336, 335995), (1490, 301268), (1639, 273880), (1640, 273713), (1670, 268796), (1804, 248830), (1837, 244360), (2255, 199064), (2980, 150634), (3278, 136940), (3340, 134398), (3608, 124415), (3674, 122180), (4510, 99532), (5960, 75317), (6109, 73480), (6556, 68470), (6680, 67199), (6847, 65560), (7348, 61090), (8195, 54776), (9020, 49766), (9185, 48872), (12218, 36740), (13112, 34235), (13694, 32780), (14696, 30545), (16390, 27388), (18040, 24883), (18370, 24436)]