388134880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1657

約数の個数: 144

約数和(自身を含む): 1101776256

約数和(自身を除く): 713641376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1597, 1736, 1960, 2170, 2480, 3038, 3194, 3472, 3920, 4340, 4960, 6076, 6388, 6944, 7595, 7840, 7985, 8680, 11179, 12152, 12776, 15190, 15970, 17360, 22358, 24304, 25552, 30380, 31940, 34720, 44716, 48608, 49507, 51104, 55895, 60760, 63880, 78253, 89432, 99014, 111790, 121520, 127760, 156506, 178864, 198028, 223580, 243040, 247535, 255520, 313012, 346549, 357728, 391265, 396056, 447160, 495070, 626024, 693098, 782530, 792112, 894320, 990140, 1252048, 1386196, 1565060, 1584224, 1732745, 1788640, 1980280, 2425843, 2504096, 2772392, 3130120, 3465490, 3960560, 4851686, 5544784, 6260240, 6930980, 7921120, 9703372, 11089568, 12129215, 12520480, 13861960, 19406744, 24258430, 27723920, 38813488, 48516860, 55447840, 77626976, 97033720, 194067440, 388134880]

約数ペア:

[(1, 388134880), (2, 194067440), (4, 97033720), (5, 77626976), (7, 55447840), (8, 48516860), (10, 38813488), (14, 27723920), (16, 24258430), (20, 19406744), (28, 13861960), (31, 12520480), (32, 12129215), (35, 11089568), (40, 9703372), (49, 7921120), (56, 6930980), (62, 6260240), (70, 5544784), (80, 4851686), (98, 3960560), (112, 3465490), (124, 3130120), (140, 2772392), (155, 2504096), (160, 2425843), (196, 1980280), (217, 1788640), (224, 1732745), (245, 1584224), (248, 1565060), (280, 1386196), (310, 1252048), (392, 990140), (434, 894320), (490, 792112), (496, 782530), (560, 693098), (620, 626024), (784, 495070), (868, 447160), (980, 396056), (992, 391265), (1085, 357728), (1120, 346549), (1240, 313012), (1519, 255520), (1568, 247535), (1597, 243040), (1736, 223580), (1960, 198028), (2170, 178864), (2480, 156506), (3038, 127760), (3194, 121520), (3472, 111790), (3920, 99014), (4340, 89432), (4960, 78253), (6076, 63880), (6388, 60760), (6944, 55895), (7595, 51104), (7840, 49507), (7985, 48608), (8680, 44716), (11179, 34720), (12152, 31940), (12776, 30380), (15190, 25552), (15970, 24304), (17360, 22358)]