290544660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{787}}^1$

素因数の和:1102

約数の個数: 144

約数和(自身を含む): 1011943296

約数和(自身を除く): 721398636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 293, 315, 420, 586, 630, 787, 879, 1172, 1260, 1465, 1574, 1758, 2051, 2361, 2637, 2930, 3148, 3516, 3935, 4102, 4395, 4722, 5274, 5509, 5860, 6153, 7083, 7870, 8204, 8790, 9444, 10255, 10548, 11018, 11805, 12306, 13185, 14166, 15740, 16527, 17580, 18459, 20510, 22036, 23610, 24612, 26370, 27545, 28332, 30765, 33054, 35415, 36918, 41020, 47220, 49581, 52740, 55090, 61530, 66108, 70830, 73836, 82635, 92295, 99162, 110180, 123060, 141660, 165270, 184590, 198324, 230591, 247905, 330540, 369180, 461182, 495810, 691773, 922364, 991620, 1152955, 1383546, 1614137, 2075319, 2305910, 2767092, 3228274, 3458865, 4150638, 4611820, 4842411, 6456548, 6917730, 8070685, 8301276, 9684822, 10376595, 13835460, 14527233, 16141370, 19369644, 20753190, 24212055, 29054466, 32282740, 41506380, 48424110, 58108932, 72636165, 96848220, 145272330, 290544660]

約数ペア:

[(1, 290544660), (2, 145272330), (3, 96848220), (4, 72636165), (5, 58108932), (6, 48424110), (7, 41506380), (9, 32282740), (10, 29054466), (12, 24212055), (14, 20753190), (15, 19369644), (18, 16141370), (20, 14527233), (21, 13835460), (28, 10376595), (30, 9684822), (35, 8301276), (36, 8070685), (42, 6917730), (45, 6456548), (60, 4842411), (63, 4611820), (70, 4150638), (84, 3458865), (90, 3228274), (105, 2767092), (126, 2305910), (140, 2075319), (180, 1614137), (210, 1383546), (252, 1152955), (293, 991620), (315, 922364), (420, 691773), (586, 495810), (630, 461182), (787, 369180), (879, 330540), (1172, 247905), (1260, 230591), (1465, 198324), (1574, 184590), (1758, 165270), (2051, 141660), (2361, 123060), (2637, 110180), (2930, 99162), (3148, 92295), (3516, 82635), (3935, 73836), (4102, 70830), (4395, 66108), (4722, 61530), (5274, 55090), (5509, 52740), (5860, 49581), (6153, 47220), (7083, 41020), (7870, 36918), (8204, 35415), (8790, 33054), (9444, 30765), (10255, 28332), (10548, 27545), (11018, 26370), (11805, 24612), (12306, 23610), (13185, 22036), (14166, 20510), (15740, 18459), (16527, 17580)]