208386720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3079}}^1$

素因数の和:3147

約数の個数: 144

約数和(自身を含む): 726485760

約数和(自身を除く): 518099040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 705, 720, 752, 846, 940, 1128, 1410, 1440, 1504, 1692, 1880, 2115, 2256, 2820, 3079, 3384, 3760, 4230, 4512, 5640, 6158, 6768, 7520, 8460, 9237, 11280, 12316, 13536, 15395, 16920, 18474, 22560, 24632, 27711, 30790, 33840, 36948, 46185, 49264, 55422, 61580, 67680, 73896, 92370, 98528, 110844, 123160, 138555, 144713, 147792, 184740, 221688, 246320, 277110, 289426, 295584, 369480, 434139, 443376, 492640, 554220, 578852, 723565, 738960, 868278, 886752, 1108440, 1157704, 1302417, 1447130, 1477920, 1736556, 2170695, 2216880, 2315408, 2604834, 2894260, 3473112, 4341390, 4433760, 4630816, 5209668, 5788520, 6512085, 6946224, 8682780, 10419336, 11577040, 13024170, 13892448, 17365560, 20838672, 23154080, 26048340, 34731120, 41677344, 52096680, 69462240, 104193360, 208386720]

約数ペア:

[(1, 208386720), (2, 104193360), (3, 69462240), (4, 52096680), (5, 41677344), (6, 34731120), (8, 26048340), (9, 23154080), (10, 20838672), (12, 17365560), (15, 13892448), (16, 13024170), (18, 11577040), (20, 10419336), (24, 8682780), (30, 6946224), (32, 6512085), (36, 5788520), (40, 5209668), (45, 4630816), (47, 4433760), (48, 4341390), (60, 3473112), (72, 2894260), (80, 2604834), (90, 2315408), (94, 2216880), (96, 2170695), (120, 1736556), (141, 1477920), (144, 1447130), (160, 1302417), (180, 1157704), (188, 1108440), (235, 886752), (240, 868278), (282, 738960), (288, 723565), (360, 578852), (376, 554220), (423, 492640), (470, 443376), (480, 434139), (564, 369480), (705, 295584), (720, 289426), (752, 277110), (846, 246320), (940, 221688), (1128, 184740), (1410, 147792), (1440, 144713), (1504, 138555), (1692, 123160), (1880, 110844), (2115, 98528), (2256, 92370), (2820, 73896), (3079, 67680), (3384, 61580), (3760, 55422), (4230, 49264), (4512, 46185), (5640, 36948), (6158, 33840), (6768, 30790), (7520, 27711), (8460, 24632), (9237, 22560), (11280, 18474), (12316, 16920), (13536, 15395)]