201812730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1523}}^1$

素因数の和:2171

約数の個数: 64

約数和(自身を含む): 554784768

約数和(自身を除く): 352972038

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 631, 1262, 1523, 1893, 3046, 3155, 3786, 4417, 4569, 6310, 7615, 8834, 9138, 9465, 10661, 13251, 15230, 18930, 21322, 22085, 22845, 26502, 31983, 44170, 45690, 53305, 63966, 66255, 106610, 132510, 159915, 319830, 961013, 1922026, 2883039, 4805065, 5766078, 6727091, 9610130, 13454182, 14415195, 20181273, 28830390, 33635455, 40362546, 67270910, 100906365, 201812730]

約数ペア:

[(1, 201812730), (2, 100906365), (3, 67270910), (5, 40362546), (6, 33635455), (7, 28830390), (10, 20181273), (14, 14415195), (15, 13454182), (21, 9610130), (30, 6727091), (35, 5766078), (42, 4805065), (70, 2883039), (105, 1922026), (210, 961013), (631, 319830), (1262, 159915), (1523, 132510), (1893, 106610), (3046, 66255), (3155, 63966), (3786, 53305), (4417, 45690), (4569, 44170), (6310, 31983), (7615, 26502), (8834, 22845), (9138, 22085), (9465, 21322), (10661, 18930), (13251, 15230)]