16645560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 53844480

約数和(自身を除く): 37198920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 163, 184, 185, 222, 230, 276, 296, 326, 345, 370, 444, 460, 489, 552, 555, 652, 690, 740, 815, 851, 888, 920, 978, 1110, 1304, 1380, 1480, 1630, 1702, 1956, 2220, 2445, 2553, 2760, 3260, 3404, 3749, 3912, 4255, 4440, 4890, 5106, 6031, 6520, 6808, 7498, 8510, 9780, 10212, 11247, 12062, 12765, 14996, 17020, 18093, 18745, 19560, 20424, 22494, 24124, 25530, 29992, 30155, 34040, 36186, 37490, 44988, 48248, 51060, 56235, 60310, 72372, 74980, 89976, 90465, 102120, 112470, 120620, 138713, 144744, 149960, 180930, 224940, 241240, 277426, 361860, 416139, 449880, 554852, 693565, 723720, 832278, 1109704, 1387130, 1664556, 2080695, 2774260, 3329112, 4161390, 5548520, 8322780, 16645560]

約数ペア:

[(1, 16645560), (2, 8322780), (3, 5548520), (4, 4161390), (5, 3329112), (6, 2774260), (8, 2080695), (10, 1664556), (12, 1387130), (15, 1109704), (20, 832278), (23, 723720), (24, 693565), (30, 554852), (37, 449880), (40, 416139), (46, 361860), (60, 277426), (69, 241240), (74, 224940), (92, 180930), (111, 149960), (115, 144744), (120, 138713), (138, 120620), (148, 112470), (163, 102120), (184, 90465), (185, 89976), (222, 74980), (230, 72372), (276, 60310), (296, 56235), (326, 51060), (345, 48248), (370, 44988), (444, 37490), (460, 36186), (489, 34040), (552, 30155), (555, 29992), (652, 25530), (690, 24124), (740, 22494), (815, 20424), (851, 19560), (888, 18745), (920, 18093), (978, 17020), (1110, 14996), (1304, 12765), (1380, 12062), (1480, 11247), (1630, 10212), (1702, 9780), (1956, 8510), (2220, 7498), (2445, 6808), (2553, 6520), (2760, 6031), (3260, 5106), (3404, 4890), (3749, 4440), (3912, 4255)]