197951880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 256

約数和(自身を含む): 728064000

約数和(自身を除く): 530112120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 79, 84, 95, 105, 114, 120, 133, 140, 152, 157, 158, 168, 190, 210, 228, 237, 266, 280, 285, 314, 316, 380, 395, 399, 420, 456, 471, 474, 532, 553, 570, 628, 632, 665, 760, 785, 790, 798, 840, 942, 948, 1064, 1099, 1106, 1140, 1185, 1256, 1330, 1501, 1570, 1580, 1596, 1659, 1884, 1896, 1995, 2198, 2212, 2280, 2355, 2370, 2660, 2765, 2983, 3002, 3140, 3160, 3192, 3297, 3318, 3768, 3990, 4396, 4424, 4503, 4710, 4740, 5320, 5495, 5530, 5966, 6004, 6280, 6594, 6636, 7505, 7980, 8295, 8792, 8949, 9006, 9420, 9480, 10507, 10990, 11060, 11932, 12008, 12403, 13188, 13272, 14915, 15010, 15960, 16485, 16590, 17898, 18012, 18840, 20881, 21014, 21980, 22120, 22515, 23864, 24806, 26376, 29830, 30020, 31521, 32970, 33180, 35796, 36024, 37209, 41762, 42028, 43960, 44745, 45030, 49612, 52535, 59660, 60040, 62015, 62643, 63042, 65940, 66360, 71592, 74418, 83524, 84056, 86821, 89490, 90060, 99224, 104405, 105070, 119320, 124030, 125286, 126084, 131880, 148836, 157605, 167048, 173642, 178980, 180120, 186045, 208810, 210140, 235657, 248060, 250572, 252168, 260463, 297672, 313215, 315210, 347284, 357960, 372090, 417620, 420280, 434105, 471314, 496120, 501144, 520926, 626430, 630420, 694568, 706971, 744180, 835240, 868210, 942628, 1041852, 1178285, 1252860, 1260840, 1302315, 1413942, 1488360, 1649599, 1736420, 1885256, 2083704, 2356570, 2505720, 2604630, 2827884, 3299198, 3472840, 3534855, 4713140, 4948797, 5209260, 5655768, 6598396, 7069710, 8247995, 9426280, 9897594, 10418520, 13196792, 14139420, 16495990, 19795188, 24743985, 28278840, 32991980, 39590376, 49487970, 65983960, 98975940, 197951880]

約数ペア:

[(1, 197951880), (2, 98975940), (3, 65983960), (4, 49487970), (5, 39590376), (6, 32991980), (7, 28278840), (8, 24743985), (10, 19795188), (12, 16495990), (14, 14139420), (15, 13196792), (19, 10418520), (20, 9897594), (21, 9426280), (24, 8247995), (28, 7069710), (30, 6598396), (35, 5655768), (38, 5209260), (40, 4948797), (42, 4713140), (56, 3534855), (57, 3472840), (60, 3299198), (70, 2827884), (76, 2604630), (79, 2505720), (84, 2356570), (95, 2083704), (105, 1885256), (114, 1736420), (120, 1649599), (133, 1488360), (140, 1413942), (152, 1302315), (157, 1260840), (158, 1252860), (168, 1178285), (190, 1041852), (210, 942628), (228, 868210), (237, 835240), (266, 744180), (280, 706971), (285, 694568), (314, 630420), (316, 626430), (380, 520926), (395, 501144), (399, 496120), (420, 471314), (456, 434105), (471, 420280), (474, 417620), (532, 372090), (553, 357960), (570, 347284), (628, 315210), (632, 313215), (665, 297672), (760, 260463), (785, 252168), (790, 250572), (798, 248060), (840, 235657), (942, 210140), (948, 208810), (1064, 186045), (1099, 180120), (1106, 178980), (1140, 173642), (1185, 167048), (1256, 157605), (1330, 148836), (1501, 131880), (1570, 126084), (1580, 125286), (1596, 124030), (1659, 119320), (1884, 105070), (1896, 104405), (1995, 99224), (2198, 90060), (2212, 89490), (2280, 86821), (2355, 84056), (2370, 83524), (2660, 74418), (2765, 71592), (2983, 66360), (3002, 65940), (3140, 63042), (3160, 62643), (3192, 62015), (3297, 60040), (3318, 59660), (3768, 52535), (3990, 49612), (4396, 45030), (4424, 44745), (4503, 43960), (4710, 42028), (4740, 41762), (5320, 37209), (5495, 36024), (5530, 35796), (5966, 33180), (6004, 32970), (6280, 31521), (6594, 30020), (6636, 29830), (7505, 26376), (7980, 24806), (8295, 23864), (8792, 22515), (8949, 22120), (9006, 21980), (9420, 21014), (9480, 20881), (10507, 18840), (10990, 18012), (11060, 17898), (11932, 16590), (12008, 16485), (12403, 15960), (13188, 15010), (13272, 14915)]