1389789361480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1013}}^1\times {\mathrm{7829}}^1$

素因数の和:9203

約数の個数: 128

約数和(自身を含む): 3381325365600

約数和(自身を除く): 1991536004120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 337, 520, 674, 1013, 1348, 1685, 2026, 2696, 3370, 4052, 4381, 5065, 6740, 7829, 8104, 8762, 10130, 13169, 13480, 15658, 17524, 20260, 21905, 26338, 31316, 35048, 39145, 40520, 43810, 52676, 62632, 65845, 78290, 87620, 101777, 105352, 131690, 156580, 175240, 203554, 263380, 313160, 341381, 407108, 508885, 526760, 682762, 814216, 1017770, 1365524, 1706905, 2035540, 2638373, 2731048, 3413810, 4071080, 4437953, 5276746, 6827620, 7930777, 8875906, 10553492, 13191865, 13655240, 15861554, 17751812, 21106984, 22189765, 26383730, 31723108, 34298849, 35503624, 39653885, 44379530, 52767460, 63446216, 68597698, 79307770, 88759060, 103100101, 105534920, 137195396, 158615540, 171494245, 177518120, 206200202, 274390792, 317231080, 342988490, 412400404, 515500505, 685976980, 824800808, 1031001010, 1371953960, 2062002020, 2672671849, 4124004040, 5345343698, 10690687396, 13363359245, 21381374792, 26726718490, 34744734037, 53453436980, 69489468074, 106906873960, 138978936148, 173723670185, 277957872296, 347447340370, 694894680740, 1389789361480]

約数ペア:

[(1, 1389789361480), (2, 694894680740), (4, 347447340370), (5, 277957872296), (8, 173723670185), (10, 138978936148), (13, 106906873960), (20, 69489468074), (26, 53453436980), (40, 34744734037), (52, 26726718490), (65, 21381374792), (104, 13363359245), (130, 10690687396), (260, 5345343698), (337, 4124004040), (520, 2672671849), (674, 2062002020), (1013, 1371953960), (1348, 1031001010), (1685, 824800808), (2026, 685976980), (2696, 515500505), (3370, 412400404), (4052, 342988490), (4381, 317231080), (5065, 274390792), (6740, 206200202), (7829, 177518120), (8104, 171494245), (8762, 158615540), (10130, 137195396), (13169, 105534920), (13480, 103100101), (15658, 88759060), (17524, 79307770), (20260, 68597698), (21905, 63446216), (26338, 52767460), (31316, 44379530), (35048, 39653885), (39145, 35503624), (40520, 34298849), (43810, 31723108), (52676, 26383730), (62632, 22189765), (65845, 21106984), (78290, 17751812), (87620, 15861554), (101777, 13655240), (105352, 13191865), (131690, 10553492), (156580, 8875906), (175240, 7930777), (203554, 6827620), (263380, 5276746), (313160, 4437953), (341381, 4071080), (407108, 3413810), (508885, 2731048), (526760, 2638373), (682762, 2035540), (814216, 1706905), (1017770, 1365524)]