20713054080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{111217}}^1$

素因数の和:111336

約数の個数: 128

約数和(自身を含む): 66704107680

約数和(自身を除く): 45991053600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 160, 192, 194, 240, 291, 320, 384, 388, 480, 485, 582, 640, 776, 960, 970, 1164, 1455, 1552, 1920, 1940, 2328, 2910, 3104, 3880, 4656, 5820, 6208, 7760, 9312, 11640, 12416, 15520, 18624, 23280, 31040, 37248, 46560, 62080, 93120, 111217, 186240, 222434, 333651, 444868, 556085, 667302, 889736, 1112170, 1334604, 1668255, 1779472, 2224340, 2669208, 3336510, 3558944, 4448680, 5338416, 6673020, 7117888, 8897360, 10676832, 10788049, 13346040, 14235776, 17794720, 21353664, 21576098, 26692080, 32364147, 35589440, 42707328, 43152196, 53384160, 53940245, 64728294, 71178880, 86304392, 106768320, 107880490, 129456588, 161820735, 172608784, 213536640, 215760980, 258913176, 323641470, 345217568, 431521960, 517826352, 647282940, 690435136, 863043920, 1035652704, 1294565880, 1380870272, 1726087840, 2071305408, 2589131760, 3452175680, 4142610816, 5178263520, 6904351360, 10356527040, 20713054080]

約数ペア:

[(1, 20713054080), (2, 10356527040), (3, 6904351360), (4, 5178263520), (5, 4142610816), (6, 3452175680), (8, 2589131760), (10, 2071305408), (12, 1726087840), (15, 1380870272), (16, 1294565880), (20, 1035652704), (24, 863043920), (30, 690435136), (32, 647282940), (40, 517826352), (48, 431521960), (60, 345217568), (64, 323641470), (80, 258913176), (96, 215760980), (97, 213536640), (120, 172608784), (128, 161820735), (160, 129456588), (192, 107880490), (194, 106768320), (240, 86304392), (291, 71178880), (320, 64728294), (384, 53940245), (388, 53384160), (480, 43152196), (485, 42707328), (582, 35589440), (640, 32364147), (776, 26692080), (960, 21576098), (970, 21353664), (1164, 17794720), (1455, 14235776), (1552, 13346040), (1920, 10788049), (1940, 10676832), (2328, 8897360), (2910, 7117888), (3104, 6673020), (3880, 5338416), (4656, 4448680), (5820, 3558944), (6208, 3336510), (7760, 2669208), (9312, 2224340), (11640, 1779472), (12416, 1668255), (15520, 1334604), (18624, 1112170), (23280, 889736), (31040, 667302), (37248, 556085), (46560, 444868), (62080, 333651), (93120, 222434), (111217, 186240)]