745900920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22279}}^1$

素因数の和:22330

約数の個数: 128

約数和(自身を含む): 2566656000

約数和(自身を除く): 1820755080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 22279, 33480, 44558, 66837, 89116, 111395, 133674, 178232, 200511, 222790, 267348, 334185, 401022, 445580, 534696, 601533, 668370, 690649, 802044, 891160, 1002555, 1203066, 1336740, 1381298, 1604088, 2005110, 2071947, 2406132, 2673480, 2762596, 3007665, 3453245, 4010220, 4143894, 4812264, 5525192, 6015330, 6215841, 6906490, 8020440, 8287788, 10359735, 12030660, 12431682, 13812980, 16575576, 18647523, 20719470, 24061320, 24863364, 27625960, 31079205, 37295046, 41438940, 49726728, 62158410, 74590092, 82877880, 93237615, 124316820, 149180184, 186475230, 248633640, 372950460, 745900920]

約数ペア:

[(1, 745900920), (2, 372950460), (3, 248633640), (4, 186475230), (5, 149180184), (6, 124316820), (8, 93237615), (9, 82877880), (10, 74590092), (12, 62158410), (15, 49726728), (18, 41438940), (20, 37295046), (24, 31079205), (27, 27625960), (30, 24863364), (31, 24061320), (36, 20719470), (40, 18647523), (45, 16575576), (54, 13812980), (60, 12431682), (62, 12030660), (72, 10359735), (90, 8287788), (93, 8020440), (108, 6906490), (120, 6215841), (124, 6015330), (135, 5525192), (155, 4812264), (180, 4143894), (186, 4010220), (216, 3453245), (248, 3007665), (270, 2762596), (279, 2673480), (310, 2406132), (360, 2071947), (372, 2005110), (465, 1604088), (540, 1381298), (558, 1336740), (620, 1203066), (744, 1002555), (837, 891160), (930, 802044), (1080, 690649), (1116, 668370), (1240, 601533), (1395, 534696), (1674, 445580), (1860, 401022), (2232, 334185), (2790, 267348), (3348, 222790), (3720, 200511), (4185, 178232), (5580, 133674), (6696, 111395), (8370, 89116), (11160, 66837), (16740, 44558), (22279, 33480)]