643756416

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1408

約数の個数: 128

約数和(自身を含む): 1809561600

約数和(自身を除く): 1165805184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 41, 48, 62, 64, 82, 93, 96, 123, 124, 128, 164, 186, 192, 246, 248, 328, 372, 384, 492, 496, 656, 744, 984, 992, 1271, 1312, 1319, 1488, 1968, 1984, 2542, 2624, 2638, 2976, 3813, 3936, 3957, 3968, 5084, 5248, 5276, 5952, 7626, 7872, 7914, 10168, 10552, 11904, 15252, 15744, 15828, 20336, 21104, 30504, 31656, 40672, 40889, 42208, 54079, 61008, 63312, 81344, 81778, 84416, 108158, 122016, 122667, 126624, 162237, 162688, 163556, 168832, 216316, 244032, 245334, 253248, 324474, 327112, 432632, 488064, 490668, 506496, 648948, 654224, 865264, 981336, 1297896, 1308448, 1676449, 1730528, 1962672, 2595792, 2616896, 3352898, 3461056, 3925344, 5029347, 5191584, 5233792, 6705796, 6922112, 7850688, 10058694, 10383168, 13411592, 15701376, 20117388, 20766336, 26823184, 40234776, 53646368, 80469552, 107292736, 160939104, 214585472, 321878208, 643756416]

約数ペア:

[(1, 643756416), (2, 321878208), (3, 214585472), (4, 160939104), (6, 107292736), (8, 80469552), (12, 53646368), (16, 40234776), (24, 26823184), (31, 20766336), (32, 20117388), (41, 15701376), (48, 13411592), (62, 10383168), (64, 10058694), (82, 7850688), (93, 6922112), (96, 6705796), (123, 5233792), (124, 5191584), (128, 5029347), (164, 3925344), (186, 3461056), (192, 3352898), (246, 2616896), (248, 2595792), (328, 1962672), (372, 1730528), (384, 1676449), (492, 1308448), (496, 1297896), (656, 981336), (744, 865264), (984, 654224), (992, 648948), (1271, 506496), (1312, 490668), (1319, 488064), (1488, 432632), (1968, 327112), (1984, 324474), (2542, 253248), (2624, 245334), (2638, 244032), (2976, 216316), (3813, 168832), (3936, 163556), (3957, 162688), (3968, 162237), (5084, 126624), (5248, 122667), (5276, 122016), (5952, 108158), (7626, 84416), (7872, 81778), (7914, 81344), (10168, 63312), (10552, 61008), (11904, 54079), (15252, 42208), (15744, 40889), (15828, 40672), (20336, 31656), (21104, 30504)]