165319280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 462827520

約数和(自身を除く): 297508240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 89, 107, 112, 124, 140, 155, 178, 214, 217, 248, 280, 310, 356, 428, 434, 445, 496, 535, 560, 620, 623, 712, 749, 856, 868, 890, 1070, 1085, 1240, 1246, 1424, 1498, 1712, 1736, 1780, 2140, 2170, 2480, 2492, 2759, 2996, 3115, 3317, 3472, 3560, 3745, 4280, 4340, 4984, 5518, 5992, 6230, 6634, 7120, 7490, 8560, 8680, 9523, 9968, 11036, 11984, 12460, 13268, 13795, 14980, 16585, 17360, 19046, 19313, 22072, 23219, 24920, 26536, 27590, 29960, 33170, 38092, 38626, 44144, 46438, 47615, 49840, 53072, 55180, 59920, 66340, 66661, 76184, 77252, 92876, 95230, 96565, 110360, 116095, 132680, 133322, 152368, 154504, 185752, 190460, 193130, 220720, 232190, 265360, 266644, 295213, 309008, 333305, 371504, 380920, 386260, 464380, 533288, 590426, 666610, 761840, 772520, 928760, 1066576, 1180852, 1333220, 1476065, 1545040, 1857520, 2066491, 2361704, 2666440, 2952130, 4132982, 4723408, 5332880, 5904260, 8265964, 10332455, 11808520, 16531928, 20664910, 23617040, 33063856, 41329820, 82659640, 165319280]

約数ペア:

[(1, 165319280), (2, 82659640), (4, 41329820), (5, 33063856), (7, 23617040), (8, 20664910), (10, 16531928), (14, 11808520), (16, 10332455), (20, 8265964), (28, 5904260), (31, 5332880), (35, 4723408), (40, 4132982), (56, 2952130), (62, 2666440), (70, 2361704), (80, 2066491), (89, 1857520), (107, 1545040), (112, 1476065), (124, 1333220), (140, 1180852), (155, 1066576), (178, 928760), (214, 772520), (217, 761840), (248, 666610), (280, 590426), (310, 533288), (356, 464380), (428, 386260), (434, 380920), (445, 371504), (496, 333305), (535, 309008), (560, 295213), (620, 266644), (623, 265360), (712, 232190), (749, 220720), (856, 193130), (868, 190460), (890, 185752), (1070, 154504), (1085, 152368), (1240, 133322), (1246, 132680), (1424, 116095), (1498, 110360), (1712, 96565), (1736, 95230), (1780, 92876), (2140, 77252), (2170, 76184), (2480, 66661), (2492, 66340), (2759, 59920), (2996, 55180), (3115, 53072), (3317, 49840), (3472, 47615), (3560, 46438), (3745, 44144), (4280, 38626), (4340, 38092), (4984, 33170), (5518, 29960), (5992, 27590), (6230, 26536), (6634, 24920), (7120, 23219), (7490, 22072), (8560, 19313), (8680, 19046), (9523, 17360), (9968, 16585), (11036, 14980), (11984, 13795), (12460, 13268)]