280198980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3733}}^1$

素因数の和:3890

約数の個数: 96

約数和(自身を含む): 878236800

約数和(自身を除く): 598037820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 139, 180, 270, 278, 417, 540, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 3733, 3753, 4170, 5004, 6255, 7466, 7506, 8340, 11199, 12510, 14932, 15012, 18665, 18765, 22398, 25020, 33597, 37330, 37530, 44796, 55995, 67194, 74660, 75060, 100791, 111990, 134388, 167985, 201582, 223980, 335970, 403164, 503955, 518887, 671940, 1007910, 1037774, 1556661, 2015820, 2075548, 2594435, 3113322, 4669983, 5188870, 6226644, 7783305, 9339966, 10377740, 14009949, 15566610, 18679932, 23349915, 28019898, 31133220, 46699830, 56039796, 70049745, 93399660, 140099490, 280198980]

約数ペア:

[(1, 280198980), (2, 140099490), (3, 93399660), (4, 70049745), (5, 56039796), (6, 46699830), (9, 31133220), (10, 28019898), (12, 23349915), (15, 18679932), (18, 15566610), (20, 14009949), (27, 10377740), (30, 9339966), (36, 7783305), (45, 6226644), (54, 5188870), (60, 4669983), (90, 3113322), (108, 2594435), (135, 2075548), (139, 2015820), (180, 1556661), (270, 1037774), (278, 1007910), (417, 671940), (540, 518887), (556, 503955), (695, 403164), (834, 335970), (1251, 223980), (1390, 201582), (1668, 167985), (2085, 134388), (2502, 111990), (2780, 100791), (3733, 75060), (3753, 74660), (4170, 67194), (5004, 55995), (6255, 44796), (7466, 37530), (7506, 37330), (8340, 33597), (11199, 25020), (12510, 22398), (14932, 18765), (15012, 18665)]