131978112

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1327}}^1$

素因数の和:1388

約数の個数: 128

約数和(自身を含む): 411786240

約数和(自身を除く): 279808128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 74, 84, 96, 111, 112, 128, 148, 168, 192, 222, 224, 259, 296, 336, 384, 444, 448, 518, 592, 672, 777, 888, 896, 1036, 1184, 1327, 1344, 1554, 1776, 2072, 2368, 2654, 2688, 3108, 3552, 3981, 4144, 4736, 5308, 6216, 7104, 7962, 8288, 9289, 10616, 12432, 14208, 15924, 16576, 18578, 21232, 24864, 27867, 31848, 33152, 37156, 42464, 49099, 49728, 55734, 63696, 74312, 84928, 98198, 99456, 111468, 127392, 147297, 148624, 169856, 196396, 222936, 254784, 294594, 297248, 343693, 392792, 445872, 509568, 589188, 594496, 687386, 785584, 891744, 1031079, 1178376, 1188992, 1374772, 1571168, 1783488, 2062158, 2356752, 2749544, 3142336, 3566976, 4124316, 4713504, 5499088, 6284672, 8248632, 9427008, 10998176, 16497264, 18854016, 21996352, 32994528, 43992704, 65989056, 131978112]

約数ペア:

[(1, 131978112), (2, 65989056), (3, 43992704), (4, 32994528), (6, 21996352), (7, 18854016), (8, 16497264), (12, 10998176), (14, 9427008), (16, 8248632), (21, 6284672), (24, 5499088), (28, 4713504), (32, 4124316), (37, 3566976), (42, 3142336), (48, 2749544), (56, 2356752), (64, 2062158), (74, 1783488), (84, 1571168), (96, 1374772), (111, 1188992), (112, 1178376), (128, 1031079), (148, 891744), (168, 785584), (192, 687386), (222, 594496), (224, 589188), (259, 509568), (296, 445872), (336, 392792), (384, 343693), (444, 297248), (448, 294594), (518, 254784), (592, 222936), (672, 196396), (777, 169856), (888, 148624), (896, 147297), (1036, 127392), (1184, 111468), (1327, 99456), (1344, 98198), (1554, 84928), (1776, 74312), (2072, 63696), (2368, 55734), (2654, 49728), (2688, 49099), (3108, 42464), (3552, 37156), (3981, 33152), (4144, 31848), (4736, 27867), (5308, 24864), (6216, 21232), (7104, 18578), (7962, 16576), (8288, 15924), (9289, 14208), (10616, 12432)]