18678646380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{436621}}^1$

素因数の和:436687

約数の個数: 96

約数和(自身を含む): 56334716928

約数和(自身を除く): 37656070548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 460, 465, 620, 690, 713, 930, 1380, 1426, 1860, 2139, 2852, 3565, 4278, 7130, 8556, 10695, 14260, 21390, 42780, 436621, 873242, 1309863, 1746484, 2183105, 2619726, 4366210, 5239452, 6549315, 8732420, 10042283, 13098630, 13535251, 20084566, 26197260, 27070502, 30126849, 40169132, 40605753, 50211415, 54141004, 60253698, 67676255, 81211506, 100422830, 120507396, 135352510, 150634245, 162423012, 200845660, 203028765, 270705020, 301268490, 311310773, 406057530, 602536980, 622621546, 812115060, 933932319, 1245243092, 1556553865, 1867864638, 3113107730, 3735729276, 4669661595, 6226215460, 9339323190, 18678646380]

約数ペア:

[(1, 18678646380), (2, 9339323190), (3, 6226215460), (4, 4669661595), (5, 3735729276), (6, 3113107730), (10, 1867864638), (12, 1556553865), (15, 1245243092), (20, 933932319), (23, 812115060), (30, 622621546), (31, 602536980), (46, 406057530), (60, 311310773), (62, 301268490), (69, 270705020), (92, 203028765), (93, 200845660), (115, 162423012), (124, 150634245), (138, 135352510), (155, 120507396), (186, 100422830), (230, 81211506), (276, 67676255), (310, 60253698), (345, 54141004), (372, 50211415), (460, 40605753), (465, 40169132), (620, 30126849), (690, 27070502), (713, 26197260), (930, 20084566), (1380, 13535251), (1426, 13098630), (1860, 10042283), (2139, 8732420), (2852, 6549315), (3565, 5239452), (4278, 4366210), (7130, 2619726), (8556, 2183105), (10695, 1746484), (14260, 1309863), (21390, 873242), (42780, 436621)]