8020080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 160

約数和(自身を含む): 28569600

約数和(自身を除く): 20549520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 79, 80, 90, 94, 108, 120, 135, 141, 144, 158, 180, 188, 216, 235, 237, 240, 270, 282, 316, 360, 376, 395, 423, 432, 470, 474, 540, 564, 632, 705, 711, 720, 752, 790, 846, 940, 948, 1080, 1128, 1185, 1264, 1269, 1410, 1422, 1580, 1692, 1880, 1896, 2115, 2133, 2160, 2256, 2370, 2538, 2820, 2844, 3160, 3384, 3555, 3713, 3760, 3792, 4230, 4266, 4740, 5076, 5640, 5688, 6320, 6345, 6768, 7110, 7426, 8460, 8532, 9480, 10152, 10665, 11139, 11280, 11376, 12690, 14220, 14852, 16920, 17064, 18565, 18960, 20304, 21330, 22278, 25380, 28440, 29704, 33417, 33840, 34128, 37130, 42660, 44556, 50760, 55695, 56880, 59408, 66834, 74260, 85320, 89112, 100251, 101520, 111390, 133668, 148520, 167085, 170640, 178224, 200502, 222780, 267336, 297040, 334170, 401004, 445560, 501255, 534672, 668340, 802008, 891120, 1002510, 1336680, 1604016, 2005020, 2673360, 4010040, 8020080]

約数ペア:

[(1, 8020080), (2, 4010040), (3, 2673360), (4, 2005020), (5, 1604016), (6, 1336680), (8, 1002510), (9, 891120), (10, 802008), (12, 668340), (15, 534672), (16, 501255), (18, 445560), (20, 401004), (24, 334170), (27, 297040), (30, 267336), (36, 222780), (40, 200502), (45, 178224), (47, 170640), (48, 167085), (54, 148520), (60, 133668), (72, 111390), (79, 101520), (80, 100251), (90, 89112), (94, 85320), (108, 74260), (120, 66834), (135, 59408), (141, 56880), (144, 55695), (158, 50760), (180, 44556), (188, 42660), (216, 37130), (235, 34128), (237, 33840), (240, 33417), (270, 29704), (282, 28440), (316, 25380), (360, 22278), (376, 21330), (395, 20304), (423, 18960), (432, 18565), (470, 17064), (474, 16920), (540, 14852), (564, 14220), (632, 12690), (705, 11376), (711, 11280), (720, 11139), (752, 10665), (790, 10152), (846, 9480), (940, 8532), (948, 8460), (1080, 7426), (1128, 7110), (1185, 6768), (1264, 6345), (1269, 6320), (1410, 5688), (1422, 5640), (1580, 5076), (1692, 4740), (1880, 4266), (1896, 4230), (2115, 3792), (2133, 3760), (2160, 3713), (2256, 3555), (2370, 3384), (2538, 3160), (2820, 2844)]