7181901720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{949987}}^1$

素因数の和:950014

約数の個数: 128

約数和(自身を含む): 27359654400

約数和(自身を除く): 20177752680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 949987, 1899974, 2849961, 3799948, 4749935, 5699922, 6649909, 7599896, 8549883, 9499870, 11399844, 13299818, 14249805, 17099766, 18999740, 19949727, 22799688, 25649649, 26599636, 28499610, 33249545, 34199532, 37999480, 39899454, 42749415, 51299298, 53199272, 56999220, 59849181, 66499090, 68399064, 79798908, 85498830, 99748635, 102598596, 113998440, 119698362, 128248245, 132998180, 159597816, 170997660, 179547543, 199497270, 205197192, 239396724, 256496490, 265996360, 299245905, 341995320, 359095086, 398994540, 478793448, 512992980, 598491810, 718190172, 797989080, 897737715, 1025985960, 1196983620, 1436380344, 1795475430, 2393967240, 3590950860, 7181901720]

約数ペア:

[(1, 7181901720), (2, 3590950860), (3, 2393967240), (4, 1795475430), (5, 1436380344), (6, 1196983620), (7, 1025985960), (8, 897737715), (9, 797989080), (10, 718190172), (12, 598491810), (14, 512992980), (15, 478793448), (18, 398994540), (20, 359095086), (21, 341995320), (24, 299245905), (27, 265996360), (28, 256496490), (30, 239396724), (35, 205197192), (36, 199497270), (40, 179547543), (42, 170997660), (45, 159597816), (54, 132998180), (56, 128248245), (60, 119698362), (63, 113998440), (70, 102598596), (72, 99748635), (84, 85498830), (90, 79798908), (105, 68399064), (108, 66499090), (120, 59849181), (126, 56999220), (135, 53199272), (140, 51299298), (168, 42749415), (180, 39899454), (189, 37999480), (210, 34199532), (216, 33249545), (252, 28499610), (270, 26599636), (280, 25649649), (315, 22799688), (360, 19949727), (378, 18999740), (420, 17099766), (504, 14249805), (540, 13299818), (630, 11399844), (756, 9499870), (840, 8549883), (945, 7599896), (1080, 6649909), (1260, 5699922), (1512, 4749935), (1890, 3799948), (2520, 2849961), (3780, 1899974), (7560, 949987)]