180621840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{15359}}^1$

素因数の和:15389

約数の個数: 120

約数和(自身を含む): 651386880

約数和(自身を除く): 470765040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 15359, 30718, 46077, 61436, 76795, 92154, 107513, 122872, 153590, 184308, 215026, 230385, 245744, 307180, 322539, 368616, 430052, 460770, 537565, 614360, 645078, 737232, 752591, 860104, 921540, 1075130, 1228720, 1290156, 1505182, 1612695, 1720208, 1843080, 2150260, 2257773, 2580312, 3010364, 3225390, 3686160, 3762955, 4300520, 4515546, 5160624, 6020728, 6450780, 7525910, 8601040, 9031092, 11288865, 12041456, 12901560, 15051820, 18062184, 22577730, 25803120, 30103640, 36124368, 45155460, 60207280, 90310920, 180621840]

約数ペア:

[(1, 180621840), (2, 90310920), (3, 60207280), (4, 45155460), (5, 36124368), (6, 30103640), (7, 25803120), (8, 22577730), (10, 18062184), (12, 15051820), (14, 12901560), (15, 12041456), (16, 11288865), (20, 9031092), (21, 8601040), (24, 7525910), (28, 6450780), (30, 6020728), (35, 5160624), (40, 4515546), (42, 4300520), (48, 3762955), (49, 3686160), (56, 3225390), (60, 3010364), (70, 2580312), (80, 2257773), (84, 2150260), (98, 1843080), (105, 1720208), (112, 1612695), (120, 1505182), (140, 1290156), (147, 1228720), (168, 1075130), (196, 921540), (210, 860104), (240, 752591), (245, 737232), (280, 645078), (294, 614360), (336, 537565), (392, 460770), (420, 430052), (490, 368616), (560, 322539), (588, 307180), (735, 245744), (784, 230385), (840, 215026), (980, 184308), (1176, 153590), (1470, 122872), (1680, 107513), (1960, 92154), (2352, 76795), (2940, 61436), (3920, 46077), (5880, 30718), (11760, 15359)]