21097100160

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1220897}}^1$

素因数の和:1220925

約数の個数: 128

約数和(自身を含む): 74718957600

約数和(自身を除く): 53621857440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 1220897, 2441794, 3662691, 4883588, 6104485, 7325382, 9767176, 10988073, 12208970, 14650764, 18313455, 19534352, 21976146, 24417940, 29301528, 32964219, 36626910, 39068704, 43952292, 48835880, 54940365, 58603056, 65928438, 73253820, 78137408, 87904584, 97671760, 109880730, 117206112, 131856876, 146507640, 156274816, 164821095, 175809168, 195343520, 219761460, 234412224, 263713752, 293015280, 329642190, 351618336, 390687040, 439522920, 468824448, 527427504, 586030560, 659284380, 703236672, 781374080, 879045840, 1054855008, 1172061120, 1318568760, 1406473344, 1758091680, 2109710016, 2344122240, 2637137520, 3516183360, 4219420032, 5274275040, 7032366720, 10548550080, 21097100160]

約数ペア:

[(1, 21097100160), (2, 10548550080), (3, 7032366720), (4, 5274275040), (5, 4219420032), (6, 3516183360), (8, 2637137520), (9, 2344122240), (10, 2109710016), (12, 1758091680), (15, 1406473344), (16, 1318568760), (18, 1172061120), (20, 1054855008), (24, 879045840), (27, 781374080), (30, 703236672), (32, 659284380), (36, 586030560), (40, 527427504), (45, 468824448), (48, 439522920), (54, 390687040), (60, 351618336), (64, 329642190), (72, 293015280), (80, 263713752), (90, 234412224), (96, 219761460), (108, 195343520), (120, 175809168), (128, 164821095), (135, 156274816), (144, 146507640), (160, 131856876), (180, 117206112), (192, 109880730), (216, 97671760), (240, 87904584), (270, 78137408), (288, 73253820), (320, 65928438), (360, 58603056), (384, 54940365), (432, 48835880), (480, 43952292), (540, 39068704), (576, 36626910), (640, 32964219), (720, 29301528), (864, 24417940), (960, 21976146), (1080, 19534352), (1152, 18313455), (1440, 14650764), (1728, 12208970), (1920, 10988073), (2160, 9767176), (2880, 7325382), (3456, 6104485), (4320, 4883588), (5760, 3662691), (8640, 2441794), (17280, 1220897)]