320153860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:793

約数の個数: 96

約数和(自身を含む): 774621792

約数和(自身を除く): 454467932

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 113, 130, 170, 221, 226, 260, 340, 442, 452, 565, 641, 884, 1105, 1130, 1282, 1469, 1921, 2210, 2260, 2564, 2938, 3205, 3842, 4420, 5876, 6410, 7345, 7684, 8333, 9605, 10897, 12820, 14690, 16666, 19210, 21794, 24973, 29380, 33332, 38420, 41665, 43588, 49946, 54485, 72433, 83330, 99892, 108970, 124865, 141661, 144866, 166660, 217940, 249730, 283322, 289732, 362165, 499460, 566644, 708305, 724330, 941629, 1231361, 1416610, 1448660, 1883258, 2462722, 2833220, 3766516, 4708145, 4925444, 6156805, 9416290, 12313610, 16007693, 18832580, 24627220, 32015386, 64030772, 80038465, 160076930, 320153860]

約数ペア:

[(1, 320153860), (2, 160076930), (4, 80038465), (5, 64030772), (10, 32015386), (13, 24627220), (17, 18832580), (20, 16007693), (26, 12313610), (34, 9416290), (52, 6156805), (65, 4925444), (68, 4708145), (85, 3766516), (113, 2833220), (130, 2462722), (170, 1883258), (221, 1448660), (226, 1416610), (260, 1231361), (340, 941629), (442, 724330), (452, 708305), (565, 566644), (641, 499460), (884, 362165), (1105, 289732), (1130, 283322), (1282, 249730), (1469, 217940), (1921, 166660), (2210, 144866), (2260, 141661), (2564, 124865), (2938, 108970), (3205, 99892), (3842, 83330), (4420, 72433), (5876, 54485), (6410, 49946), (7345, 43588), (7684, 41665), (8333, 38420), (9605, 33332), (10897, 29380), (12820, 24973), (14690, 21794), (16666, 19210)]