309486240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{30703}}^1$

素因数の和:30731

約数の個数: 144

約数和(自身を含む): 1207035648

約数和(自身を除く): 897549408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 30703, 61406, 92109, 122812, 153515, 184218, 214921, 245624, 276327, 307030, 368436, 429842, 460545, 491248, 552654, 614060, 644763, 736872, 859684, 921090, 982496, 1074605, 1105308, 1228120, 1289526, 1381635, 1473744, 1719368, 1842180, 1934289, 2149210, 2210616, 2456240, 2579052, 2763270, 2947488, 3223815, 3438736, 3684360, 3868578, 4298420, 4421232, 4912480, 5158104, 5526540, 6447630, 6877472, 7368720, 7737156, 8596840, 8842464, 9671445, 10316208, 11053080, 12895260, 14737440, 15474312, 17193680, 19342890, 20632416, 22106160, 25790520, 30948624, 34387360, 38685780, 44212320, 51581040, 61897248, 77371560, 103162080, 154743120, 309486240]

約数ペア:

[(1, 309486240), (2, 154743120), (3, 103162080), (4, 77371560), (5, 61897248), (6, 51581040), (7, 44212320), (8, 38685780), (9, 34387360), (10, 30948624), (12, 25790520), (14, 22106160), (15, 20632416), (16, 19342890), (18, 17193680), (20, 15474312), (21, 14737440), (24, 12895260), (28, 11053080), (30, 10316208), (32, 9671445), (35, 8842464), (36, 8596840), (40, 7737156), (42, 7368720), (45, 6877472), (48, 6447630), (56, 5526540), (60, 5158104), (63, 4912480), (70, 4421232), (72, 4298420), (80, 3868578), (84, 3684360), (90, 3438736), (96, 3223815), (105, 2947488), (112, 2763270), (120, 2579052), (126, 2456240), (140, 2210616), (144, 2149210), (160, 1934289), (168, 1842180), (180, 1719368), (210, 1473744), (224, 1381635), (240, 1289526), (252, 1228120), (280, 1105308), (288, 1074605), (315, 982496), (336, 921090), (360, 859684), (420, 736872), (480, 644763), (504, 614060), (560, 552654), (630, 491248), (672, 460545), (720, 429842), (840, 368436), (1008, 307030), (1120, 276327), (1260, 245624), (1440, 214921), (1680, 184218), (2016, 153515), (2520, 122812), (3360, 92109), (5040, 61406), (10080, 30703)]