1458386320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 3580270848

約数和(自身を除く): 2121884528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 131, 134, 155, 248, 262, 268, 310, 335, 496, 524, 536, 620, 655, 670, 1048, 1072, 1240, 1310, 1340, 2077, 2096, 2480, 2620, 2680, 4061, 4154, 4489, 5240, 5360, 8122, 8308, 8777, 8978, 10385, 10480, 16244, 16616, 17554, 17956, 20305, 20770, 22445, 32488, 33232, 35108, 35912, 40610, 41540, 43885, 44890, 64976, 70216, 71824, 81220, 83080, 87770, 89780, 139159, 140432, 162440, 166160, 175540, 179560, 272087, 278318, 324880, 351080, 359120, 544174, 556636, 588059, 695795, 702160, 1088348, 1113272, 1176118, 1360435, 1391590, 2176696, 2226544, 2352236, 2720870, 2783180, 2940295, 4353392, 4704472, 5441740, 5566360, 5880590, 9408944, 10883480, 11132720, 11761180, 18229829, 21766960, 23522360, 36459658, 47044720, 72919316, 91149145, 145838632, 182298290, 291677264, 364596580, 729193160, 1458386320]

約数ペア:

[(1, 1458386320), (2, 729193160), (4, 364596580), (5, 291677264), (8, 182298290), (10, 145838632), (16, 91149145), (20, 72919316), (31, 47044720), (40, 36459658), (62, 23522360), (67, 21766960), (80, 18229829), (124, 11761180), (131, 11132720), (134, 10883480), (155, 9408944), (248, 5880590), (262, 5566360), (268, 5441740), (310, 4704472), (335, 4353392), (496, 2940295), (524, 2783180), (536, 2720870), (620, 2352236), (655, 2226544), (670, 2176696), (1048, 1391590), (1072, 1360435), (1240, 1176118), (1310, 1113272), (1340, 1088348), (2077, 702160), (2096, 695795), (2480, 588059), (2620, 556636), (2680, 544174), (4061, 359120), (4154, 351080), (4489, 324880), (5240, 278318), (5360, 272087), (8122, 179560), (8308, 175540), (8777, 166160), (8978, 162440), (10385, 140432), (10480, 139159), (16244, 89780), (16616, 87770), (17554, 83080), (17956, 81220), (20305, 71824), (20770, 70216), (22445, 64976), (32488, 44890), (33232, 43885), (35108, 41540), (35912, 40610)]