398479680

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1667}}^1$

素因数の和:1773

約数の個数: 168

約数和(自身を含む): 1387949472

約数和(自身を除く): 989469792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 192, 240, 249, 288, 320, 332, 360, 415, 480, 498, 576, 664, 720, 747, 830, 960, 996, 1245, 1328, 1440, 1494, 1660, 1667, 1992, 2490, 2656, 2880, 2988, 3320, 3334, 3735, 3984, 4980, 5001, 5312, 5976, 6640, 6668, 7470, 7968, 8335, 9960, 10002, 11952, 13280, 13336, 14940, 15003, 15936, 16670, 19920, 20004, 23904, 25005, 26560, 26672, 29880, 30006, 33340, 39840, 40008, 47808, 50010, 53344, 59760, 60012, 66680, 75015, 79680, 80016, 100020, 106688, 119520, 120024, 133360, 138361, 150030, 160032, 200040, 239040, 240048, 266720, 276722, 300060, 320064, 400080, 415083, 480096, 533440, 553444, 600120, 691805, 800160, 830166, 960192, 1106888, 1200240, 1245249, 1383610, 1600320, 1660332, 2075415, 2213776, 2400480, 2490498, 2767220, 3320664, 4150830, 4427552, 4800960, 4980996, 5534440, 6226245, 6641328, 8301660, 8855104, 9961992, 11068880, 12452490, 13282656, 16603320, 19923984, 22137760, 24904980, 26565312, 33206640, 39847968, 44275520, 49809960, 66413280, 79695936, 99619920, 132826560, 199239840, 398479680]

約数ペア:

[(1, 398479680), (2, 199239840), (3, 132826560), (4, 99619920), (5, 79695936), (6, 66413280), (8, 49809960), (9, 44275520), (10, 39847968), (12, 33206640), (15, 26565312), (16, 24904980), (18, 22137760), (20, 19923984), (24, 16603320), (30, 13282656), (32, 12452490), (36, 11068880), (40, 9961992), (45, 8855104), (48, 8301660), (60, 6641328), (64, 6226245), (72, 5534440), (80, 4980996), (83, 4800960), (90, 4427552), (96, 4150830), (120, 3320664), (144, 2767220), (160, 2490498), (166, 2400480), (180, 2213776), (192, 2075415), (240, 1660332), (249, 1600320), (288, 1383610), (320, 1245249), (332, 1200240), (360, 1106888), (415, 960192), (480, 830166), (498, 800160), (576, 691805), (664, 600120), (720, 553444), (747, 533440), (830, 480096), (960, 415083), (996, 400080), (1245, 320064), (1328, 300060), (1440, 276722), (1494, 266720), (1660, 240048), (1667, 239040), (1992, 200040), (2490, 160032), (2656, 150030), (2880, 138361), (2988, 133360), (3320, 120024), (3334, 119520), (3735, 106688), (3984, 100020), (4980, 80016), (5001, 79680), (5312, 75015), (5976, 66680), (6640, 60012), (6668, 59760), (7470, 53344), (7968, 50010), (8335, 47808), (9960, 40008), (10002, 39840), (11952, 33340), (13280, 30006), (13336, 29880), (14940, 26672), (15003, 26560), (15936, 25005), (16670, 23904), (19920, 20004)]