51581040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{30703}}^1$

素因数の和:30726

約数の個数: 80

約数和(自身を含む): 182750208

約数和(自身を除く): 131169168

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, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 30703, 61406, 92109, 122812, 153515, 184218, 214921, 245624, 307030, 368436, 429842, 460545, 491248, 614060, 644763, 736872, 859684, 921090, 1074605, 1228120, 1289526, 1473744, 1719368, 1842180, 2149210, 2456240, 2579052, 3223815, 3438736, 3684360, 4298420, 5158104, 6447630, 7368720, 8596840, 10316208, 12895260, 17193680, 25790520, 51581040]

約数ペア:

[(1, 51581040), (2, 25790520), (3, 17193680), (4, 12895260), (5, 10316208), (6, 8596840), (7, 7368720), (8, 6447630), (10, 5158104), (12, 4298420), (14, 3684360), (15, 3438736), (16, 3223815), (20, 2579052), (21, 2456240), (24, 2149210), (28, 1842180), (30, 1719368), (35, 1473744), (40, 1289526), (42, 1228120), (48, 1074605), (56, 921090), (60, 859684), (70, 736872), (80, 644763), (84, 614060), (105, 491248), (112, 460545), (120, 429842), (140, 368436), (168, 307030), (210, 245624), (240, 214921), (280, 184218), (336, 153515), (420, 122812), (560, 92109), (840, 61406), (1680, 30703)]