79882680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 253393920

約数和(自身を除く): 173511240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 103, 115, 120, 138, 184, 206, 230, 276, 281, 309, 345, 412, 460, 515, 552, 562, 618, 690, 824, 843, 920, 1030, 1124, 1236, 1380, 1405, 1545, 1686, 2060, 2248, 2369, 2472, 2760, 2810, 3090, 3372, 4120, 4215, 4738, 5620, 6180, 6463, 6744, 7107, 8430, 9476, 11240, 11845, 12360, 12926, 14214, 16860, 18952, 19389, 23690, 25852, 28428, 28943, 32315, 33720, 35535, 38778, 47380, 51704, 56856, 57886, 64630, 71070, 77556, 86829, 94760, 96945, 115772, 129260, 142140, 144715, 155112, 173658, 193890, 231544, 258520, 284280, 289430, 347316, 387780, 434145, 578860, 665689, 694632, 775560, 868290, 1157720, 1331378, 1736580, 1997067, 2662756, 3328445, 3473160, 3994134, 5325512, 6656890, 7988268, 9985335, 13313780, 15976536, 19970670, 26627560, 39941340, 79882680]

約数ペア:

[(1, 79882680), (2, 39941340), (3, 26627560), (4, 19970670), (5, 15976536), (6, 13313780), (8, 9985335), (10, 7988268), (12, 6656890), (15, 5325512), (20, 3994134), (23, 3473160), (24, 3328445), (30, 2662756), (40, 1997067), (46, 1736580), (60, 1331378), (69, 1157720), (92, 868290), (103, 775560), (115, 694632), (120, 665689), (138, 578860), (184, 434145), (206, 387780), (230, 347316), (276, 289430), (281, 284280), (309, 258520), (345, 231544), (412, 193890), (460, 173658), (515, 155112), (552, 144715), (562, 142140), (618, 129260), (690, 115772), (824, 96945), (843, 94760), (920, 86829), (1030, 77556), (1124, 71070), (1236, 64630), (1380, 57886), (1405, 56856), (1545, 51704), (1686, 47380), (2060, 38778), (2248, 35535), (2369, 33720), (2472, 32315), (2760, 28943), (2810, 28428), (3090, 25852), (3372, 23690), (4120, 19389), (4215, 18952), (4738, 16860), (5620, 14214), (6180, 12926), (6463, 12360), (6744, 11845), (7107, 11240), (8430, 9476)]