72972288

素因数分解:

$2^{11}\times 3^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 218476440

約数和(自身を除く): 145504152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 107, 111, 128, 144, 148, 192, 214, 222, 256, 288, 296, 321, 333, 384, 428, 444, 512, 576, 592, 642, 666, 768, 856, 888, 963, 1024, 1152, 1184, 1284, 1332, 1536, 1712, 1776, 1926, 2048, 2304, 2368, 2568, 2664, 3072, 3424, 3552, 3852, 3959, 4608, 4736, 5136, 5328, 6144, 6848, 7104, 7704, 7918, 9216, 9472, 10272, 10656, 11877, 13696, 14208, 15408, 15836, 18432, 18944, 20544, 21312, 23754, 27392, 28416, 30816, 31672, 35631, 37888, 41088, 42624, 47508, 54784, 56832, 61632, 63344, 71262, 75776, 82176, 85248, 95016, 109568, 113664, 123264, 126688, 142524, 164352, 170496, 190032, 219136, 227328, 246528, 253376, 285048, 328704, 340992, 380064, 493056, 506752, 570096, 657408, 681984, 760128, 986112, 1013504, 1140192, 1520256, 1972224, 2027008, 2280384, 3040512, 4054016, 4560768, 6081024, 8108032, 9121536, 12162048, 18243072, 24324096, 36486144, 72972288]

約数ペア:

[(1, 72972288), (2, 36486144), (3, 24324096), (4, 18243072), (6, 12162048), (8, 9121536), (9, 8108032), (12, 6081024), (16, 4560768), (18, 4054016), (24, 3040512), (32, 2280384), (36, 2027008), (37, 1972224), (48, 1520256), (64, 1140192), (72, 1013504), (74, 986112), (96, 760128), (107, 681984), (111, 657408), (128, 570096), (144, 506752), (148, 493056), (192, 380064), (214, 340992), (222, 328704), (256, 285048), (288, 253376), (296, 246528), (321, 227328), (333, 219136), (384, 190032), (428, 170496), (444, 164352), (512, 142524), (576, 126688), (592, 123264), (642, 113664), (666, 109568), (768, 95016), (856, 85248), (888, 82176), (963, 75776), (1024, 71262), (1152, 63344), (1184, 61632), (1284, 56832), (1332, 54784), (1536, 47508), (1712, 42624), (1776, 41088), (1926, 37888), (2048, 35631), (2304, 31672), (2368, 30816), (2568, 28416), (2664, 27392), (3072, 23754), (3424, 21312), (3552, 20544), (3852, 18944), (3959, 18432), (4608, 15836), (4736, 15408), (5136, 14208), (5328, 13696), (6144, 11877), (6848, 10656), (7104, 10272), (7704, 9472), (7918, 9216)]