189807730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3803}}^1$

素因数の和:3871

約数の個数: 64

約数和(自身を含む): 420691968

約数和(自身を除く): 230884238

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 434, 713, 805, 1085, 1426, 1610, 2170, 3565, 3803, 4991, 7130, 7606, 9982, 19015, 24955, 26621, 38030, 49910, 53242, 87469, 117893, 133105, 174938, 235786, 266210, 437345, 589465, 612283, 825251, 874690, 1178930, 1224566, 1650502, 2711539, 3061415, 4126255, 5423078, 6122830, 8252510, 13557695, 18980773, 27115390, 37961546, 94903865, 189807730]

約数ペア:

[(1, 189807730), (2, 94903865), (5, 37961546), (7, 27115390), (10, 18980773), (14, 13557695), (23, 8252510), (31, 6122830), (35, 5423078), (46, 4126255), (62, 3061415), (70, 2711539), (115, 1650502), (155, 1224566), (161, 1178930), (217, 874690), (230, 825251), (310, 612283), (322, 589465), (434, 437345), (713, 266210), (805, 235786), (1085, 174938), (1426, 133105), (1610, 117893), (2170, 87469), (3565, 53242), (3803, 49910), (4991, 38030), (7130, 26621), (7606, 24955), (9982, 19015)]