420512256

素因数分解:

$2^9\times 3^3\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1647

約数の個数: 160

約数和(自身を含む): 1311076800

約数和(自身を除く): 890564544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 128, 144, 152, 171, 192, 216, 228, 256, 288, 304, 342, 384, 432, 456, 512, 513, 576, 608, 684, 768, 864, 912, 1026, 1152, 1216, 1368, 1536, 1601, 1728, 1824, 2052, 2304, 2432, 2736, 3202, 3456, 3648, 4104, 4608, 4803, 4864, 5472, 6404, 6912, 7296, 8208, 9606, 9728, 10944, 12808, 13824, 14409, 14592, 16416, 19212, 21888, 25616, 28818, 29184, 30419, 32832, 38424, 43227, 43776, 51232, 57636, 60838, 65664, 76848, 86454, 87552, 91257, 102464, 115272, 121676, 131328, 153696, 172908, 182514, 204928, 230544, 243352, 262656, 273771, 307392, 345816, 365028, 409856, 461088, 486704, 547542, 614784, 691632, 730056, 819712, 821313, 922176, 973408, 1095084, 1229568, 1383264, 1460112, 1642626, 1844352, 1946816, 2190168, 2459136, 2766528, 2920224, 3285252, 3688704, 3893632, 4380336, 5533056, 5840448, 6570504, 7377408, 7787264, 8760672, 11066112, 11680896, 13141008, 15574528, 17521344, 22132224, 23361792, 26282016, 35042688, 46723584, 52564032, 70085376, 105128064, 140170752, 210256128, 420512256]

約数ペア:

[(1, 420512256), (2, 210256128), (3, 140170752), (4, 105128064), (6, 70085376), (8, 52564032), (9, 46723584), (12, 35042688), (16, 26282016), (18, 23361792), (19, 22132224), (24, 17521344), (27, 15574528), (32, 13141008), (36, 11680896), (38, 11066112), (48, 8760672), (54, 7787264), (57, 7377408), (64, 6570504), (72, 5840448), (76, 5533056), (96, 4380336), (108, 3893632), (114, 3688704), (128, 3285252), (144, 2920224), (152, 2766528), (171, 2459136), (192, 2190168), (216, 1946816), (228, 1844352), (256, 1642626), (288, 1460112), (304, 1383264), (342, 1229568), (384, 1095084), (432, 973408), (456, 922176), (512, 821313), (513, 819712), (576, 730056), (608, 691632), (684, 614784), (768, 547542), (864, 486704), (912, 461088), (1026, 409856), (1152, 365028), (1216, 345816), (1368, 307392), (1536, 273771), (1601, 262656), (1728, 243352), (1824, 230544), (2052, 204928), (2304, 182514), (2432, 172908), (2736, 153696), (3202, 131328), (3456, 121676), (3648, 115272), (4104, 102464), (4608, 91257), (4803, 87552), (4864, 86454), (5472, 76848), (6404, 65664), (6912, 60838), (7296, 57636), (8208, 51232), (9606, 43776), (9728, 43227), (10944, 38424), (12808, 32832), (13824, 30419), (14409, 29184), (14592, 28818), (16416, 25616), (19212, 21888)]