194698980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{154523}}^1$

素因数の和:154545

約数の個数: 72

約数和(自身を含む): 674960832

約数和(自身を除く): 480261852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 154523, 309046, 463569, 618092, 772615, 927138, 1081661, 1390707, 1545230, 1854276, 2163322, 2317845, 2781414, 3090460, 3244983, 4326644, 4635690, 5408305, 5562828, 6489966, 6953535, 9271380, 9734949, 10816610, 12979932, 13907070, 16224915, 19469898, 21633220, 27814140, 32449830, 38939796, 48674745, 64899660, 97349490, 194698980]

約数ペア:

[(1, 194698980), (2, 97349490), (3, 64899660), (4, 48674745), (5, 38939796), (6, 32449830), (7, 27814140), (9, 21633220), (10, 19469898), (12, 16224915), (14, 13907070), (15, 12979932), (18, 10816610), (20, 9734949), (21, 9271380), (28, 6953535), (30, 6489966), (35, 5562828), (36, 5408305), (42, 4635690), (45, 4326644), (60, 3244983), (63, 3090460), (70, 2781414), (84, 2317845), (90, 2163322), (105, 1854276), (126, 1545230), (140, 1390707), (180, 1081661), (210, 927138), (252, 772615), (315, 618092), (420, 463569), (630, 309046), (1260, 154523)]