320419710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1999}}^1$

素因数の和:2162

約数の個数: 96

約数和(自身を含む): 904176000

約数和(自身を除く): 583756290

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 137, 195, 234, 274, 390, 411, 585, 685, 822, 1170, 1233, 1370, 1781, 1999, 2055, 2466, 3562, 3998, 4110, 5343, 5997, 6165, 8905, 9995, 10686, 11994, 12330, 16029, 17810, 17991, 19990, 25987, 26715, 29985, 32058, 35982, 51974, 53430, 59970, 77961, 80145, 89955, 129935, 155922, 160290, 179910, 233883, 259870, 273863, 389805, 467766, 547726, 779610, 821589, 1169415, 1369315, 1643178, 2338830, 2464767, 2738630, 3560219, 4107945, 4929534, 7120438, 8215890, 10680657, 12323835, 17801095, 21361314, 24647670, 32041971, 35602190, 53403285, 64083942, 106806570, 160209855, 320419710]

約数ペア:

[(1, 320419710), (2, 160209855), (3, 106806570), (5, 64083942), (6, 53403285), (9, 35602190), (10, 32041971), (13, 24647670), (15, 21361314), (18, 17801095), (26, 12323835), (30, 10680657), (39, 8215890), (45, 7120438), (65, 4929534), (78, 4107945), (90, 3560219), (117, 2738630), (130, 2464767), (137, 2338830), (195, 1643178), (234, 1369315), (274, 1169415), (390, 821589), (411, 779610), (585, 547726), (685, 467766), (822, 389805), (1170, 273863), (1233, 259870), (1370, 233883), (1781, 179910), (1999, 160290), (2055, 155922), (2466, 129935), (3562, 89955), (3998, 80145), (4110, 77961), (5343, 59970), (5997, 53430), (6165, 51974), (8905, 35982), (9995, 32058), (10686, 29985), (11994, 26715), (12330, 25987), (16029, 19990), (17810, 17991)]