211562460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 665945280

約数和(自身を除く): 454382820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 109, 123, 164, 180, 205, 218, 246, 263, 327, 369, 410, 436, 492, 526, 545, 615, 654, 738, 789, 820, 981, 1052, 1090, 1230, 1308, 1315, 1476, 1578, 1635, 1845, 1962, 2180, 2367, 2460, 2630, 3156, 3270, 3690, 3924, 3945, 4469, 4734, 4905, 5260, 6540, 7380, 7890, 8938, 9468, 9810, 10783, 11835, 13407, 15780, 17876, 19620, 21566, 22345, 23670, 26814, 28667, 32349, 40221, 43132, 44690, 47340, 53628, 53915, 57334, 64698, 67035, 80442, 86001, 89380, 97047, 107830, 114668, 129396, 134070, 143335, 160884, 161745, 172002, 194094, 201105, 215660, 258003, 268140, 286670, 323490, 344004, 388188, 402210, 430005, 485235, 516006, 573340, 646980, 804420, 860010, 970470, 1032012, 1175347, 1290015, 1720020, 1940940, 2350694, 2580030, 3526041, 4701388, 5160060, 5876735, 7052082, 10578123, 11753470, 14104164, 17630205, 21156246, 23506940, 35260410, 42312492, 52890615, 70520820, 105781230, 211562460]

約数ペア:

[(1, 211562460), (2, 105781230), (3, 70520820), (4, 52890615), (5, 42312492), (6, 35260410), (9, 23506940), (10, 21156246), (12, 17630205), (15, 14104164), (18, 11753470), (20, 10578123), (30, 7052082), (36, 5876735), (41, 5160060), (45, 4701388), (60, 3526041), (82, 2580030), (90, 2350694), (109, 1940940), (123, 1720020), (164, 1290015), (180, 1175347), (205, 1032012), (218, 970470), (246, 860010), (263, 804420), (327, 646980), (369, 573340), (410, 516006), (436, 485235), (492, 430005), (526, 402210), (545, 388188), (615, 344004), (654, 323490), (738, 286670), (789, 268140), (820, 258003), (981, 215660), (1052, 201105), (1090, 194094), (1230, 172002), (1308, 161745), (1315, 160884), (1476, 143335), (1578, 134070), (1635, 129396), (1845, 114668), (1962, 107830), (2180, 97047), (2367, 89380), (2460, 86001), (2630, 80442), (3156, 67035), (3270, 64698), (3690, 57334), (3924, 53915), (3945, 53628), (4469, 47340), (4734, 44690), (4905, 43132), (5260, 40221), (6540, 32349), (7380, 28667), (7890, 26814), (8938, 23670), (9468, 22345), (9810, 21566), (10783, 19620), (11835, 17876), (13407, 15780)]