490381560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:299

約数の個数: 256

約数和(自身を含む): 1716019200

約数和(自身を除く): 1225637640

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, 97, 108, 120, 124, 135, 151, 155, 180, 186, 194, 216, 248, 270, 279, 291, 302, 310, 360, 372, 388, 453, 465, 485, 540, 558, 582, 604, 620, 744, 755, 776, 837, 873, 906, 930, 970, 1080, 1116, 1164, 1208, 1240, 1359, 1395, 1455, 1510, 1674, 1746, 1812, 1860, 1940, 2232, 2265, 2328, 2619, 2718, 2790, 2910, 3007, 3020, 3348, 3492, 3624, 3720, 3880, 4077, 4185, 4365, 4530, 4681, 5238, 5436, 5580, 5820, 6014, 6040, 6696, 6795, 6984, 8154, 8370, 8730, 9021, 9060, 9362, 10476, 10872, 11160, 11640, 12028, 13095, 13590, 14043, 14647, 15035, 16308, 16740, 17460, 18042, 18120, 18724, 20385, 20952, 23405, 24056, 26190, 27063, 27180, 28086, 29294, 30070, 32616, 33480, 34920, 36084, 37448, 40770, 42129, 43941, 45105, 46810, 52380, 54126, 54360, 56172, 58588, 60140, 70215, 72168, 73235, 81189, 81540, 84258, 87882, 90210, 93620, 104760, 108252, 112344, 117176, 120280, 126387, 131823, 135315, 140430, 146470, 162378, 163080, 168516, 175764, 180420, 187240, 210645, 216504, 219705, 252774, 263646, 270630, 280860, 292940, 324756, 337032, 351528, 360840, 395469, 405945, 421290, 439410, 454057, 505548, 527292, 541260, 561720, 585880, 631935, 649512, 659115, 790938, 811890, 842580, 878820, 908114, 1011096, 1054584, 1082520, 1263870, 1318230, 1362171, 1581876, 1623780, 1685160, 1757640, 1816228, 1977345, 2270285, 2527740, 2636460, 2724342, 3163752, 3247560, 3632456, 3954690, 4086513, 4540570, 5055480, 5272920, 5448684, 6810855, 7909380, 8173026, 9081140, 10897368, 12259539, 13621710, 15818760, 16346052, 18162280, 20432565, 24519078, 27243420, 32692104, 40865130, 49038156, 54486840, 61297695, 81730260, 98076312, 122595390, 163460520, 245190780, 490381560]

約数ペア:

[(1, 490381560), (2, 245190780), (3, 163460520), (4, 122595390), (5, 98076312), (6, 81730260), (8, 61297695), (9, 54486840), (10, 49038156), (12, 40865130), (15, 32692104), (18, 27243420), (20, 24519078), (24, 20432565), (27, 18162280), (30, 16346052), (31, 15818760), (36, 13621710), (40, 12259539), (45, 10897368), (54, 9081140), (60, 8173026), (62, 7909380), (72, 6810855), (90, 5448684), (93, 5272920), (97, 5055480), (108, 4540570), (120, 4086513), (124, 3954690), (135, 3632456), (151, 3247560), (155, 3163752), (180, 2724342), (186, 2636460), (194, 2527740), (216, 2270285), (248, 1977345), (270, 1816228), (279, 1757640), (291, 1685160), (302, 1623780), (310, 1581876), (360, 1362171), (372, 1318230), (388, 1263870), (453, 1082520), (465, 1054584), (485, 1011096), (540, 908114), (558, 878820), (582, 842580), (604, 811890), (620, 790938), (744, 659115), (755, 649512), (776, 631935), (837, 585880), (873, 561720), (906, 541260), (930, 527292), (970, 505548), (1080, 454057), (1116, 439410), (1164, 421290), (1208, 405945), (1240, 395469), (1359, 360840), (1395, 351528), (1455, 337032), (1510, 324756), (1674, 292940), (1746, 280860), (1812, 270630), (1860, 263646), (1940, 252774), (2232, 219705), (2265, 216504), (2328, 210645), (2619, 187240), (2718, 180420), (2790, 175764), (2910, 168516), (3007, 163080), (3020, 162378), (3348, 146470), (3492, 140430), (3624, 135315), (3720, 131823), (3880, 126387), (4077, 120280), (4185, 117176), (4365, 112344), (4530, 108252), (4681, 104760), (5238, 93620), (5436, 90210), (5580, 87882), (5820, 84258), (6014, 81540), (6040, 81189), (6696, 73235), (6795, 72168), (6984, 70215), (8154, 60140), (8370, 58588), (8730, 56172), (9021, 54360), (9060, 54126), (9362, 52380), (10476, 46810), (10872, 45105), (11160, 43941), (11640, 42129), (12028, 40770), (13095, 37448), (13590, 36084), (14043, 34920), (14647, 33480), (15035, 32616), (16308, 30070), (16740, 29294), (17460, 28086), (18042, 27180), (18120, 27063), (18724, 26190), (20385, 24056), (20952, 23405)]