258490680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{43961}}^1$

素因数の和:43989

約数の個数: 96

約数和(自身を含む): 902100240

約数和(自身を除く): 643609560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 43961, 87922, 131883, 175844, 219805, 263766, 307727, 351688, 439610, 527532, 615454, 659415, 879220, 923181, 1055064, 1230908, 1318830, 1538635, 1758440, 1846362, 2154089, 2461816, 2637660, 3077270, 3692724, 4308178, 4615905, 5275320, 6154540, 6462267, 7385448, 8616356, 9231810, 10770445, 12309080, 12924534, 17232712, 18463620, 21540890, 25849068, 32311335, 36927240, 43081780, 51698136, 64622670, 86163560, 129245340, 258490680]

約数ペア:

[(1, 258490680), (2, 129245340), (3, 86163560), (4, 64622670), (5, 51698136), (6, 43081780), (7, 36927240), (8, 32311335), (10, 25849068), (12, 21540890), (14, 18463620), (15, 17232712), (20, 12924534), (21, 12309080), (24, 10770445), (28, 9231810), (30, 8616356), (35, 7385448), (40, 6462267), (42, 6154540), (49, 5275320), (56, 4615905), (60, 4308178), (70, 3692724), (84, 3077270), (98, 2637660), (105, 2461816), (120, 2154089), (140, 1846362), (147, 1758440), (168, 1538635), (196, 1318830), (210, 1230908), (245, 1055064), (280, 923181), (294, 879220), (392, 659415), (420, 615454), (490, 527532), (588, 439610), (735, 351688), (840, 307727), (980, 263766), (1176, 219805), (1470, 175844), (1960, 131883), (2940, 87922), (5880, 43961)]