21842800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:323

約数の個数: 120

約数和(自身を含む): 62272800

約数和(自身を除く): 40430000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 175, 200, 203, 232, 269, 280, 290, 350, 400, 406, 464, 538, 560, 580, 700, 725, 812, 1015, 1076, 1160, 1345, 1400, 1450, 1624, 1883, 2030, 2152, 2320, 2690, 2800, 2900, 3248, 3766, 4060, 4304, 5075, 5380, 5800, 6725, 7532, 7801, 8120, 9415, 10150, 10760, 11600, 13450, 15064, 15602, 16240, 18830, 20300, 21520, 26900, 30128, 31204, 37660, 39005, 40600, 47075, 53800, 54607, 62408, 75320, 78010, 81200, 94150, 107600, 109214, 124816, 150640, 156020, 188300, 195025, 218428, 273035, 312040, 376600, 390050, 436856, 546070, 624080, 753200, 780100, 873712, 1092140, 1365175, 1560200, 2184280, 2730350, 3120400, 4368560, 5460700, 10921400, 21842800]

約数ペア:

[(1, 21842800), (2, 10921400), (4, 5460700), (5, 4368560), (7, 3120400), (8, 2730350), (10, 2184280), (14, 1560200), (16, 1365175), (20, 1092140), (25, 873712), (28, 780100), (29, 753200), (35, 624080), (40, 546070), (50, 436856), (56, 390050), (58, 376600), (70, 312040), (80, 273035), (100, 218428), (112, 195025), (116, 188300), (140, 156020), (145, 150640), (175, 124816), (200, 109214), (203, 107600), (232, 94150), (269, 81200), (280, 78010), (290, 75320), (350, 62408), (400, 54607), (406, 53800), (464, 47075), (538, 40600), (560, 39005), (580, 37660), (700, 31204), (725, 30128), (812, 26900), (1015, 21520), (1076, 20300), (1160, 18830), (1345, 16240), (1400, 15602), (1450, 15064), (1624, 13450), (1883, 11600), (2030, 10760), (2152, 10150), (2320, 9415), (2690, 8120), (2800, 7801), (2900, 7532), (3248, 6725), (3766, 5800), (4060, 5380), (4304, 5075)]