289707075

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:881

約数の個数: 72

約数和(自身を含む): 595795200

約数和(自身を除く): 306088125

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 419, 439, 525, 1257, 1317, 1575, 2095, 2195, 2933, 3073, 3771, 3951, 6285, 6585, 8799, 9219, 10475, 10975, 14665, 15365, 18855, 19755, 26397, 27657, 31425, 32925, 43995, 46095, 73325, 76825, 94275, 98775, 131985, 138285, 183941, 219975, 230475, 551823, 659925, 691425, 919705, 1287587, 1655469, 2759115, 3862761, 4598525, 6437935, 8277345, 11588283, 13795575, 19313805, 32189675, 41386725, 57941415, 96569025, 289707075]

約数ペア:

[(1, 289707075), (3, 96569025), (5, 57941415), (7, 41386725), (9, 32189675), (15, 19313805), (21, 13795575), (25, 11588283), (35, 8277345), (45, 6437935), (63, 4598525), (75, 3862761), (105, 2759115), (175, 1655469), (225, 1287587), (315, 919705), (419, 691425), (439, 659925), (525, 551823), (1257, 230475), (1317, 219975), (1575, 183941), (2095, 138285), (2195, 131985), (2933, 98775), (3073, 94275), (3771, 76825), (3951, 73325), (6285, 46095), (6585, 43995), (8799, 32925), (9219, 31425), (10475, 27657), (10975, 26397), (14665, 19755), (15365, 18855)]