87128370

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{859}}^1$

素因数の和:909

約数の個数: 144

約数和(自身を含む): 275296320

約数和(自身を除く): 188167950

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 49, 63, 69, 70, 90, 98, 105, 115, 126, 138, 147, 161, 207, 210, 230, 245, 294, 315, 322, 345, 414, 441, 483, 490, 630, 690, 735, 805, 859, 882, 966, 1035, 1127, 1449, 1470, 1610, 1718, 2070, 2205, 2254, 2415, 2577, 2898, 3381, 4295, 4410, 4830, 5154, 5635, 6013, 6762, 7245, 7731, 8590, 10143, 11270, 12026, 12885, 14490, 15462, 16905, 18039, 19757, 20286, 25770, 30065, 33810, 36078, 38655, 39514, 42091, 50715, 54117, 59271, 60130, 77310, 84182, 90195, 98785, 101430, 108234, 118542, 126273, 138299, 177813, 180390, 197570, 210455, 252546, 270585, 276598, 296355, 355626, 378819, 414897, 420910, 541170, 592710, 631365, 691495, 757638, 829794, 889065, 968093, 1244691, 1262730, 1382990, 1778130, 1894095, 1936186, 2074485, 2489382, 2904279, 3788190, 4148970, 4840465, 5808558, 6223455, 8712837, 9680930, 12446910, 14521395, 17425674, 29042790, 43564185, 87128370]

約数ペア:

[(1, 87128370), (2, 43564185), (3, 29042790), (5, 17425674), (6, 14521395), (7, 12446910), (9, 9680930), (10, 8712837), (14, 6223455), (15, 5808558), (18, 4840465), (21, 4148970), (23, 3788190), (30, 2904279), (35, 2489382), (42, 2074485), (45, 1936186), (46, 1894095), (49, 1778130), (63, 1382990), (69, 1262730), (70, 1244691), (90, 968093), (98, 889065), (105, 829794), (115, 757638), (126, 691495), (138, 631365), (147, 592710), (161, 541170), (207, 420910), (210, 414897), (230, 378819), (245, 355626), (294, 296355), (315, 276598), (322, 270585), (345, 252546), (414, 210455), (441, 197570), (483, 180390), (490, 177813), (630, 138299), (690, 126273), (735, 118542), (805, 108234), (859, 101430), (882, 98785), (966, 90195), (1035, 84182), (1127, 77310), (1449, 60130), (1470, 59271), (1610, 54117), (1718, 50715), (2070, 42091), (2205, 39514), (2254, 38655), (2415, 36078), (2577, 33810), (2898, 30065), (3381, 25770), (4295, 20286), (4410, 19757), (4830, 18039), (5154, 16905), (5635, 15462), (6013, 14490), (6762, 12885), (7245, 12026), (7731, 11270), (8590, 10143)]