445912880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{8209}}^1$

素因数の和:8326

約数の個数: 80

約数和(自身を含む): 1197215040

約数和(自身を除く): 751302160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3395, 3880, 5432, 6790, 7760, 8209, 10864, 13580, 16418, 27160, 32836, 41045, 54320, 57463, 65672, 82090, 114926, 131344, 164180, 229852, 287315, 328360, 459704, 574630, 656720, 796273, 919408, 1149260, 1592546, 2298520, 3185092, 3981365, 4597040, 5573911, 6370184, 7962730, 11147822, 12740368, 15925460, 22295644, 27869555, 31850920, 44591288, 55739110, 63701840, 89182576, 111478220, 222956440, 445912880]

約数ペア:

[(1, 445912880), (2, 222956440), (4, 111478220), (5, 89182576), (7, 63701840), (8, 55739110), (10, 44591288), (14, 31850920), (16, 27869555), (20, 22295644), (28, 15925460), (35, 12740368), (40, 11147822), (56, 7962730), (70, 6370184), (80, 5573911), (97, 4597040), (112, 3981365), (140, 3185092), (194, 2298520), (280, 1592546), (388, 1149260), (485, 919408), (560, 796273), (679, 656720), (776, 574630), (970, 459704), (1358, 328360), (1552, 287315), (1940, 229852), (2716, 164180), (3395, 131344), (3880, 114926), (5432, 82090), (6790, 65672), (7760, 57463), (8209, 54320), (10864, 41045), (13580, 32836), (16418, 27160)]