84705840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1657}}^1$

素因数の和:1747

約数の個数: 120

約数和(自身を含む): 288651168

約数和(自身を除く): 203945328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1657, 1704, 2130, 2556, 2840, 3195, 3314, 3408, 4260, 4971, 5112, 5680, 6390, 6628, 8285, 8520, 9942, 10224, 12780, 13256, 14913, 16570, 17040, 19884, 24855, 25560, 26512, 29826, 33140, 39768, 49710, 51120, 59652, 66280, 74565, 79536, 99420, 117647, 119304, 132560, 149130, 198840, 235294, 238608, 298260, 352941, 397680, 470588, 588235, 596520, 705882, 941176, 1058823, 1176470, 1193040, 1411764, 1764705, 1882352, 2117646, 2352940, 2823528, 3529410, 4235292, 4705880, 5294115, 5647056, 7058820, 8470584, 9411760, 10588230, 14117640, 16941168, 21176460, 28235280, 42352920, 84705840]

約数ペア:

[(1, 84705840), (2, 42352920), (3, 28235280), (4, 21176460), (5, 16941168), (6, 14117640), (8, 10588230), (9, 9411760), (10, 8470584), (12, 7058820), (15, 5647056), (16, 5294115), (18, 4705880), (20, 4235292), (24, 3529410), (30, 2823528), (36, 2352940), (40, 2117646), (45, 1882352), (48, 1764705), (60, 1411764), (71, 1193040), (72, 1176470), (80, 1058823), (90, 941176), (120, 705882), (142, 596520), (144, 588235), (180, 470588), (213, 397680), (240, 352941), (284, 298260), (355, 238608), (360, 235294), (426, 198840), (568, 149130), (639, 132560), (710, 119304), (720, 117647), (852, 99420), (1065, 79536), (1136, 74565), (1278, 66280), (1420, 59652), (1657, 51120), (1704, 49710), (2130, 39768), (2556, 33140), (2840, 29826), (3195, 26512), (3314, 25560), (3408, 24855), (4260, 19884), (4971, 17040), (5112, 16570), (5680, 14913), (6390, 13256), (6628, 12780), (8285, 10224), (8520, 9942)]