74487840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3167}}^1$

素因数の和:3199

約数の個数: 144

約数和(自身を含む): 273030912

約数和(自身を除く): 198543072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3167, 3360, 3920, 4704, 5880, 6334, 7840, 9501, 11760, 12668, 15835, 19002, 22169, 23520, 25336, 31670, 38004, 44338, 47505, 50672, 63340, 66507, 76008, 88676, 95010, 101344, 110845, 126680, 133014, 152016, 155183, 177352, 190020, 221690, 253360, 266028, 304032, 310366, 332535, 354704, 380040, 443380, 465549, 506720, 532056, 620732, 665070, 709408, 760080, 775915, 886760, 931098, 1064112, 1241464, 1330140, 1520160, 1551830, 1773520, 1862196, 2128224, 2327745, 2482928, 2660280, 3103660, 3547040, 3724392, 4655490, 4965856, 5320560, 6207320, 7448784, 9310980, 10641120, 12414640, 14897568, 18621960, 24829280, 37243920, 74487840]

約数ペア:

[(1, 74487840), (2, 37243920), (3, 24829280), (4, 18621960), (5, 14897568), (6, 12414640), (7, 10641120), (8, 9310980), (10, 7448784), (12, 6207320), (14, 5320560), (15, 4965856), (16, 4655490), (20, 3724392), (21, 3547040), (24, 3103660), (28, 2660280), (30, 2482928), (32, 2327745), (35, 2128224), (40, 1862196), (42, 1773520), (48, 1551830), (49, 1520160), (56, 1330140), (60, 1241464), (70, 1064112), (80, 931098), (84, 886760), (96, 775915), (98, 760080), (105, 709408), (112, 665070), (120, 620732), (140, 532056), (147, 506720), (160, 465549), (168, 443380), (196, 380040), (210, 354704), (224, 332535), (240, 310366), (245, 304032), (280, 266028), (294, 253360), (336, 221690), (392, 190020), (420, 177352), (480, 155183), (490, 152016), (560, 133014), (588, 126680), (672, 110845), (735, 101344), (784, 95010), (840, 88676), (980, 76008), (1120, 66507), (1176, 63340), (1470, 50672), (1568, 47505), (1680, 44338), (1960, 38004), (2352, 31670), (2940, 25336), (3167, 23520), (3360, 22169), (3920, 19002), (4704, 15835), (5880, 12668), (6334, 11760), (7840, 9501)]