439138980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{49789}}^1$

素因数の和:49818

約数の個数: 108

約数和(自身を含む): 1549564380

約数和(自身を除く): 1110425400

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 49789, 99578, 149367, 199156, 248945, 298734, 348523, 448101, 497890, 597468, 697046, 746835, 896202, 995780, 1045569, 1394092, 1493670, 1742615, 1792404, 2091138, 2240505, 2439661, 2987340, 3136707, 3485230, 4182276, 4481010, 4879322, 5227845, 6273414, 6970460, 7318983, 8962020, 9758644, 10455690, 12198305, 12546828, 14637966, 15683535, 20911380, 21956949, 24396610, 29275932, 31367070, 36594915, 43913898, 48793220, 62734140, 73189830, 87827796, 109784745, 146379660, 219569490, 439138980]

約数ペア:

[(1, 439138980), (2, 219569490), (3, 146379660), (4, 109784745), (5, 87827796), (6, 73189830), (7, 62734140), (9, 48793220), (10, 43913898), (12, 36594915), (14, 31367070), (15, 29275932), (18, 24396610), (20, 21956949), (21, 20911380), (28, 15683535), (30, 14637966), (35, 12546828), (36, 12198305), (42, 10455690), (45, 9758644), (49, 8962020), (60, 7318983), (63, 6970460), (70, 6273414), (84, 5227845), (90, 4879322), (98, 4481010), (105, 4182276), (126, 3485230), (140, 3136707), (147, 2987340), (180, 2439661), (196, 2240505), (210, 2091138), (245, 1792404), (252, 1742615), (294, 1493670), (315, 1394092), (420, 1045569), (441, 995780), (490, 896202), (588, 746835), (630, 697046), (735, 597468), (882, 497890), (980, 448101), (1260, 348523), (1470, 298734), (1764, 248945), (2205, 199156), (2940, 149367), (4410, 99578), (8820, 49789)]