656069120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1242

約数の個数: 160

約数和(自身を含む): 1857309696

約数和(自身を除く): 1201240576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 560, 620, 640, 868, 896, 992, 1085, 1120, 1181, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2362, 2480, 2560, 3472, 3584, 3968, 4340, 4480, 4724, 4960, 5905, 6944, 7936, 8267, 8680, 8960, 9448, 9920, 11810, 13888, 15872, 16534, 17360, 17920, 18896, 19840, 23620, 27776, 33068, 34720, 36611, 37792, 39680, 41335, 47240, 55552, 66136, 69440, 73222, 75584, 79360, 82670, 94480, 111104, 132272, 138880, 146444, 151168, 165340, 183055, 188960, 256277, 264544, 277760, 292888, 302336, 330680, 366110, 377920, 512554, 529088, 555520, 585776, 604672, 661360, 732220, 755840, 1025108, 1058176, 1171552, 1281385, 1322720, 1464440, 1511680, 2050216, 2116352, 2343104, 2562770, 2645440, 2928880, 3023360, 4100432, 4232704, 4686208, 5125540, 5290880, 5857760, 8200864, 9372416, 10251080, 10581760, 11715520, 16401728, 18744832, 20502160, 21163520, 23431040, 32803456, 41004320, 46862080, 65606912, 82008640, 93724160, 131213824, 164017280, 328034560, 656069120]

約数ペア:

[(1, 656069120), (2, 328034560), (4, 164017280), (5, 131213824), (7, 93724160), (8, 82008640), (10, 65606912), (14, 46862080), (16, 41004320), (20, 32803456), (28, 23431040), (31, 21163520), (32, 20502160), (35, 18744832), (40, 16401728), (56, 11715520), (62, 10581760), (64, 10251080), (70, 9372416), (80, 8200864), (112, 5857760), (124, 5290880), (128, 5125540), (140, 4686208), (155, 4232704), (160, 4100432), (217, 3023360), (224, 2928880), (248, 2645440), (256, 2562770), (280, 2343104), (310, 2116352), (320, 2050216), (434, 1511680), (448, 1464440), (496, 1322720), (512, 1281385), (560, 1171552), (620, 1058176), (640, 1025108), (868, 755840), (896, 732220), (992, 661360), (1085, 604672), (1120, 585776), (1181, 555520), (1240, 529088), (1280, 512554), (1736, 377920), (1792, 366110), (1984, 330680), (2170, 302336), (2240, 292888), (2362, 277760), (2480, 264544), (2560, 256277), (3472, 188960), (3584, 183055), (3968, 165340), (4340, 151168), (4480, 146444), (4724, 138880), (4960, 132272), (5905, 111104), (6944, 94480), (7936, 82670), (8267, 79360), (8680, 75584), (8960, 73222), (9448, 69440), (9920, 66136), (11810, 55552), (13888, 47240), (15872, 41335), (16534, 39680), (17360, 37792), (17920, 36611), (18896, 34720), (19840, 33068), (23620, 27776)]