250375840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:423

約数の個数: 192

約数和(自身を含む): 719373312

約数和(自身を除く): 468997472

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 160, 176, 208, 220, 248, 260, 286, 310, 341, 352, 353, 403, 416, 440, 496, 520, 572, 620, 682, 706, 715, 806, 880, 992, 1040, 1144, 1240, 1364, 1412, 1430, 1612, 1705, 1760, 1765, 2015, 2080, 2288, 2480, 2728, 2824, 2860, 3224, 3410, 3530, 3883, 4030, 4433, 4576, 4589, 4960, 5456, 5648, 5720, 6448, 6820, 7060, 7766, 8060, 8866, 9178, 10912, 10943, 11296, 11440, 12896, 13640, 14120, 15532, 16120, 17732, 18356, 19415, 21886, 22165, 22880, 22945, 27280, 28240, 31064, 32240, 35464, 36712, 38830, 43772, 44330, 45890, 50479, 54560, 54715, 56480, 62128, 64480, 70928, 73424, 77660, 87544, 88660, 91780, 100958, 109430, 120373, 124256, 141856, 142259, 146848, 155320, 175088, 177320, 183560, 201916, 218860, 240746, 252395, 284518, 310640, 350176, 354640, 367120, 403832, 437720, 481492, 504790, 569036, 601865, 621280, 709280, 711295, 734240, 807664, 875440, 962984, 1009580, 1138072, 1203730, 1422590, 1564849, 1615328, 1750880, 1925968, 2019160, 2276144, 2407460, 2845180, 3129698, 3851936, 4038320, 4552288, 4814920, 5690360, 6259396, 7824245, 8076640, 9629840, 11380720, 12518792, 15648490, 19259680, 22761440, 25037584, 31296980, 50075168, 62593960, 125187920, 250375840]

約数ペア:

[(1, 250375840), (2, 125187920), (4, 62593960), (5, 50075168), (8, 31296980), (10, 25037584), (11, 22761440), (13, 19259680), (16, 15648490), (20, 12518792), (22, 11380720), (26, 9629840), (31, 8076640), (32, 7824245), (40, 6259396), (44, 5690360), (52, 4814920), (55, 4552288), (62, 4038320), (65, 3851936), (80, 3129698), (88, 2845180), (104, 2407460), (110, 2276144), (124, 2019160), (130, 1925968), (143, 1750880), (155, 1615328), (160, 1564849), (176, 1422590), (208, 1203730), (220, 1138072), (248, 1009580), (260, 962984), (286, 875440), (310, 807664), (341, 734240), (352, 711295), (353, 709280), (403, 621280), (416, 601865), (440, 569036), (496, 504790), (520, 481492), (572, 437720), (620, 403832), (682, 367120), (706, 354640), (715, 350176), (806, 310640), (880, 284518), (992, 252395), (1040, 240746), (1144, 218860), (1240, 201916), (1364, 183560), (1412, 177320), (1430, 175088), (1612, 155320), (1705, 146848), (1760, 142259), (1765, 141856), (2015, 124256), (2080, 120373), (2288, 109430), (2480, 100958), (2728, 91780), (2824, 88660), (2860, 87544), (3224, 77660), (3410, 73424), (3530, 70928), (3883, 64480), (4030, 62128), (4433, 56480), (4576, 54715), (4589, 54560), (4960, 50479), (5456, 45890), (5648, 44330), (5720, 43772), (6448, 38830), (6820, 36712), (7060, 35464), (7766, 32240), (8060, 31064), (8866, 28240), (9178, 27280), (10912, 22945), (10943, 22880), (11296, 22165), (11440, 21886), (12896, 19415), (13640, 18356), (14120, 17732), (15532, 16120)]