138888480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 468236160

約数和(自身を除く): 329347680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 97, 114, 120, 152, 157, 160, 190, 194, 228, 240, 285, 291, 304, 314, 380, 388, 456, 471, 480, 485, 570, 582, 608, 628, 760, 776, 785, 912, 942, 970, 1140, 1164, 1256, 1455, 1520, 1552, 1570, 1824, 1843, 1884, 1940, 2280, 2328, 2355, 2512, 2910, 2983, 3040, 3104, 3140, 3686, 3768, 3880, 4560, 4656, 4710, 5024, 5529, 5820, 5966, 6280, 7372, 7536, 7760, 8949, 9120, 9215, 9312, 9420, 11058, 11640, 11932, 12560, 14744, 14915, 15072, 15229, 15520, 17898, 18430, 18840, 22116, 23280, 23864, 25120, 27645, 29488, 29830, 30458, 35796, 36860, 37680, 44232, 44745, 45687, 46560, 47728, 55290, 58976, 59660, 60916, 71592, 73720, 75360, 76145, 88464, 89490, 91374, 95456, 110580, 119320, 121832, 143184, 147440, 152290, 176928, 178980, 182748, 221160, 228435, 238640, 243664, 286368, 289351, 294880, 304580, 357960, 365496, 442320, 456870, 477280, 487328, 578702, 609160, 715920, 730992, 868053, 884640, 913740, 1157404, 1218320, 1431840, 1446755, 1461984, 1736106, 1827480, 2314808, 2436640, 2893510, 3472212, 3654960, 4340265, 4629616, 5787020, 6944424, 7309920, 8680530, 9259232, 11574040, 13888848, 17361060, 23148080, 27777696, 34722120, 46296160, 69444240, 138888480]

約数ペア:

[(1, 138888480), (2, 69444240), (3, 46296160), (4, 34722120), (5, 27777696), (6, 23148080), (8, 17361060), (10, 13888848), (12, 11574040), (15, 9259232), (16, 8680530), (19, 7309920), (20, 6944424), (24, 5787020), (30, 4629616), (32, 4340265), (38, 3654960), (40, 3472212), (48, 2893510), (57, 2436640), (60, 2314808), (76, 1827480), (80, 1736106), (95, 1461984), (96, 1446755), (97, 1431840), (114, 1218320), (120, 1157404), (152, 913740), (157, 884640), (160, 868053), (190, 730992), (194, 715920), (228, 609160), (240, 578702), (285, 487328), (291, 477280), (304, 456870), (314, 442320), (380, 365496), (388, 357960), (456, 304580), (471, 294880), (480, 289351), (485, 286368), (570, 243664), (582, 238640), (608, 228435), (628, 221160), (760, 182748), (776, 178980), (785, 176928), (912, 152290), (942, 147440), (970, 143184), (1140, 121832), (1164, 119320), (1256, 110580), (1455, 95456), (1520, 91374), (1552, 89490), (1570, 88464), (1824, 76145), (1843, 75360), (1884, 73720), (1940, 71592), (2280, 60916), (2328, 59660), (2355, 58976), (2512, 55290), (2910, 47728), (2983, 46560), (3040, 45687), (3104, 44745), (3140, 44232), (3686, 37680), (3768, 36860), (3880, 35796), (4560, 30458), (4656, 29830), (4710, 29488), (5024, 27645), (5529, 25120), (5820, 23864), (5966, 23280), (6280, 22116), (7372, 18840), (7536, 18430), (7760, 17898), (8949, 15520), (9120, 15229), (9215, 15072), (9312, 14915), (9420, 14744), (11058, 12560), (11640, 11932)]