99787140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2039

約数の個数: 120

約数和(自身を含む): 323296512

約数和(自身を除く): 223509372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1395, 1620, 1674, 1860, 1987, 2511, 2790, 3348, 3974, 4185, 5022, 5580, 5961, 7948, 8370, 9935, 10044, 11922, 12555, 16740, 17883, 19870, 23844, 25110, 29805, 35766, 39740, 50220, 53649, 59610, 61597, 71532, 89415, 107298, 119220, 123194, 160947, 178830, 184791, 214596, 246388, 268245, 307985, 321894, 357660, 369582, 536490, 554373, 615970, 643788, 739164, 804735, 923955, 1072980, 1108746, 1231940, 1609470, 1663119, 1847910, 2217492, 2771865, 3218940, 3326238, 3695820, 4989357, 5543730, 6652476, 8315595, 9978714, 11087460, 16631190, 19957428, 24946785, 33262380, 49893570, 99787140]

約数ペア:

[(1, 99787140), (2, 49893570), (3, 33262380), (4, 24946785), (5, 19957428), (6, 16631190), (9, 11087460), (10, 9978714), (12, 8315595), (15, 6652476), (18, 5543730), (20, 4989357), (27, 3695820), (30, 3326238), (31, 3218940), (36, 2771865), (45, 2217492), (54, 1847910), (60, 1663119), (62, 1609470), (81, 1231940), (90, 1108746), (93, 1072980), (108, 923955), (124, 804735), (135, 739164), (155, 643788), (162, 615970), (180, 554373), (186, 536490), (270, 369582), (279, 357660), (310, 321894), (324, 307985), (372, 268245), (405, 246388), (465, 214596), (540, 184791), (558, 178830), (620, 160947), (810, 123194), (837, 119220), (930, 107298), (1116, 89415), (1395, 71532), (1620, 61597), (1674, 59610), (1860, 53649), (1987, 50220), (2511, 39740), (2790, 35766), (3348, 29805), (3974, 25110), (4185, 23844), (5022, 19870), (5580, 17883), (5961, 16740), (7948, 12555), (8370, 11922), (9935, 10044)]