1001991780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1399}}^1$

素因数の和:1610

約数の個数: 144

約数和(自身を含む): 3192134400

約数和(自身を除く): 2190142620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 173, 180, 207, 230, 276, 345, 346, 414, 460, 519, 690, 692, 828, 865, 1035, 1038, 1380, 1399, 1557, 1730, 2070, 2076, 2595, 2798, 3114, 3460, 3979, 4140, 4197, 5190, 5596, 6228, 6995, 7785, 7958, 8394, 10380, 11937, 12591, 13990, 15570, 15916, 16788, 19895, 20985, 23874, 25182, 27980, 31140, 32177, 35811, 39790, 41970, 47748, 50364, 59685, 62955, 64354, 71622, 79580, 83940, 96531, 119370, 125910, 128708, 143244, 160885, 179055, 193062, 238740, 242027, 251820, 289593, 321770, 358110, 386124, 482655, 484054, 579186, 643540, 716220, 726081, 965310, 968108, 1158372, 1210135, 1447965, 1452162, 1930620, 2178243, 2420270, 2895930, 2904324, 3630405, 4356486, 4840540, 5566621, 5791860, 7260810, 8712972, 10891215, 11133242, 14521620, 16699863, 21782430, 22266484, 27833105, 33399726, 43564860, 50099589, 55666210, 66799452, 83499315, 100199178, 111332420, 166998630, 200398356, 250497945, 333997260, 500995890, 1001991780]

約数ペア:

[(1, 1001991780), (2, 500995890), (3, 333997260), (4, 250497945), (5, 200398356), (6, 166998630), (9, 111332420), (10, 100199178), (12, 83499315), (15, 66799452), (18, 55666210), (20, 50099589), (23, 43564860), (30, 33399726), (36, 27833105), (45, 22266484), (46, 21782430), (60, 16699863), (69, 14521620), (90, 11133242), (92, 10891215), (115, 8712972), (138, 7260810), (173, 5791860), (180, 5566621), (207, 4840540), (230, 4356486), (276, 3630405), (345, 2904324), (346, 2895930), (414, 2420270), (460, 2178243), (519, 1930620), (690, 1452162), (692, 1447965), (828, 1210135), (865, 1158372), (1035, 968108), (1038, 965310), (1380, 726081), (1399, 716220), (1557, 643540), (1730, 579186), (2070, 484054), (2076, 482655), (2595, 386124), (2798, 358110), (3114, 321770), (3460, 289593), (3979, 251820), (4140, 242027), (4197, 238740), (5190, 193062), (5596, 179055), (6228, 160885), (6995, 143244), (7785, 128708), (7958, 125910), (8394, 119370), (10380, 96531), (11937, 83940), (12591, 79580), (13990, 71622), (15570, 64354), (15916, 62955), (16788, 59685), (19895, 50364), (20985, 47748), (23874, 41970), (25182, 39790), (27980, 35811), (31140, 32177)]