201977880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3011}}^1$

素因数の和:3081

約数の個数: 128

約数和(自身を含む): 667941120

約数和(自身を除く): 465963240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 780, 860, 1032, 1118, 1290, 1560, 1677, 1720, 2236, 2580, 2795, 3011, 3354, 4472, 5160, 5590, 6022, 6708, 8385, 9033, 11180, 12044, 13416, 15055, 16770, 18066, 22360, 24088, 30110, 33540, 36132, 39143, 45165, 60220, 67080, 72264, 78286, 90330, 117429, 120440, 129473, 156572, 180660, 195715, 234858, 258946, 313144, 361320, 388419, 391430, 469716, 517892, 587145, 647365, 776838, 782860, 939432, 1035784, 1174290, 1294730, 1553676, 1565720, 1683149, 1942095, 2348580, 2589460, 3107352, 3366298, 3884190, 4697160, 5049447, 5178920, 6732596, 7768380, 8415745, 10098894, 13465192, 15536760, 16831490, 20197788, 25247235, 33662980, 40395576, 50494470, 67325960, 100988940, 201977880]

約数ペア:

[(1, 201977880), (2, 100988940), (3, 67325960), (4, 50494470), (5, 40395576), (6, 33662980), (8, 25247235), (10, 20197788), (12, 16831490), (13, 15536760), (15, 13465192), (20, 10098894), (24, 8415745), (26, 7768380), (30, 6732596), (39, 5178920), (40, 5049447), (43, 4697160), (52, 3884190), (60, 3366298), (65, 3107352), (78, 2589460), (86, 2348580), (104, 1942095), (120, 1683149), (129, 1565720), (130, 1553676), (156, 1294730), (172, 1174290), (195, 1035784), (215, 939432), (258, 782860), (260, 776838), (312, 647365), (344, 587145), (390, 517892), (430, 469716), (516, 391430), (520, 388419), (559, 361320), (645, 313144), (780, 258946), (860, 234858), (1032, 195715), (1118, 180660), (1290, 156572), (1560, 129473), (1677, 120440), (1720, 117429), (2236, 90330), (2580, 78286), (2795, 72264), (3011, 67080), (3354, 60220), (4472, 45165), (5160, 39143), (5590, 36132), (6022, 33540), (6708, 30110), (8385, 24088), (9033, 22360), (11180, 18066), (12044, 16770), (13416, 15055)]