217501056

素因数分解:

$2^7\times 3^2\times {\mathrm{19}}^2\times {\mathrm{523}}^1$

素因数の和:581

約数の個数: 144

約数和(自身を含む): 661819860

約数和(自身を除く): 444318804

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 288, 304, 342, 361, 384, 456, 523, 576, 608, 684, 722, 912, 1046, 1083, 1152, 1216, 1368, 1444, 1569, 1824, 2092, 2166, 2432, 2736, 2888, 3138, 3249, 3648, 4184, 4332, 4707, 5472, 5776, 6276, 6498, 7296, 8368, 8664, 9414, 9937, 10944, 11552, 12552, 12996, 16736, 17328, 18828, 19874, 21888, 23104, 25104, 25992, 29811, 33472, 34656, 37656, 39748, 46208, 50208, 51984, 59622, 66944, 69312, 75312, 79496, 89433, 100416, 103968, 119244, 138624, 150624, 158992, 178866, 188803, 200832, 207936, 238488, 301248, 317984, 357732, 377606, 415872, 476976, 566409, 602496, 635968, 715464, 755212, 953952, 1132818, 1271936, 1430928, 1510424, 1699227, 1907904, 2265636, 2861856, 3020848, 3398454, 3815808, 4531272, 5723712, 6041696, 6796908, 9062544, 11447424, 12083392, 13593816, 18125088, 24166784, 27187632, 36250176, 54375264, 72500352, 108750528, 217501056]

約数ペア:

[(1, 217501056), (2, 108750528), (3, 72500352), (4, 54375264), (6, 36250176), (8, 27187632), (9, 24166784), (12, 18125088), (16, 13593816), (18, 12083392), (19, 11447424), (24, 9062544), (32, 6796908), (36, 6041696), (38, 5723712), (48, 4531272), (57, 3815808), (64, 3398454), (72, 3020848), (76, 2861856), (96, 2265636), (114, 1907904), (128, 1699227), (144, 1510424), (152, 1430928), (171, 1271936), (192, 1132818), (228, 953952), (288, 755212), (304, 715464), (342, 635968), (361, 602496), (384, 566409), (456, 476976), (523, 415872), (576, 377606), (608, 357732), (684, 317984), (722, 301248), (912, 238488), (1046, 207936), (1083, 200832), (1152, 188803), (1216, 178866), (1368, 158992), (1444, 150624), (1569, 138624), (1824, 119244), (2092, 103968), (2166, 100416), (2432, 89433), (2736, 79496), (2888, 75312), (3138, 69312), (3249, 66944), (3648, 59622), (4184, 51984), (4332, 50208), (4707, 46208), (5472, 39748), (5776, 37656), (6276, 34656), (6498, 33472), (7296, 29811), (8368, 25992), (8664, 25104), (9414, 23104), (9937, 21888), (10944, 19874), (11552, 18828), (12552, 17328), (12996, 16736)]