21565509840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{1049}}^1\times {\mathrm{4079}}^1$

素因数の和:5154

約数の個数: 240

約数和(自身を含む): 82869696000

約数和(自身を除く): 61304186160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1049, 1260, 1680, 2098, 2520, 3147, 4079, 4196, 5040, 5245, 6294, 7343, 8158, 8392, 9441, 10490, 12237, 12588, 14686, 15735, 16316, 16784, 18882, 20395, 20980, 22029, 24474, 25176, 28553, 29372, 31470, 32632, 36711, 36715, 37764, 40790, 41960, 44058, 47205, 48948, 50352, 57106, 58744, 61185, 62940, 65264, 66087, 73422, 73430, 75528, 81580, 83920, 85659, 88116, 94410, 97896, 110145, 114212, 117488, 122370, 125880, 132174, 142765, 146844, 146860, 151056, 163160, 171318, 176232, 183555, 188820, 195792, 220290, 228424, 244740, 251760, 256977, 264348, 285530, 293688, 293720, 326320, 330435, 342636, 352464, 367110, 377640, 428295, 440580, 456848, 489480, 513954, 528696, 571060, 587376, 587440, 660870, 685272, 734220, 755280, 856590, 881160, 978960, 1027908, 1057392, 1142120, 1284885, 1321740, 1370544, 1468440, 1713180, 1762320, 2055816, 2284240, 2569770, 2643480, 2936880, 3426360, 4111632, 4278871, 5139540, 5286960, 6852720, 8557742, 10279080, 12836613, 17115484, 20558160, 21394355, 25673226, 29952097, 34230968, 38509839, 42788710, 51346452, 59904194, 64183065, 68461936, 77019678, 85577420, 89856291, 102692904, 119808388, 128366130, 149760485, 154039356, 171154840, 179712582, 192549195, 205385808, 239616776, 256732260, 269568873, 299520970, 308078712, 342309680, 359425164, 385098390, 449281455, 479233552, 513464520, 539137746, 599041940, 616157424, 718850328, 770196780, 898562910, 1026929040, 1078275492, 1198083880, 1347844365, 1437700656, 1540393560, 1797125820, 2156550984, 2396167760, 2695688730, 3080787120, 3594251640, 4313101968, 5391377460, 7188503280, 10782754920, 21565509840]

約数ペア:

[(1, 21565509840), (2, 10782754920), (3, 7188503280), (4, 5391377460), (5, 4313101968), (6, 3594251640), (7, 3080787120), (8, 2695688730), (9, 2396167760), (10, 2156550984), (12, 1797125820), (14, 1540393560), (15, 1437700656), (16, 1347844365), (18, 1198083880), (20, 1078275492), (21, 1026929040), (24, 898562910), (28, 770196780), (30, 718850328), (35, 616157424), (36, 599041940), (40, 539137746), (42, 513464520), (45, 479233552), (48, 449281455), (56, 385098390), (60, 359425164), (63, 342309680), (70, 308078712), (72, 299520970), (80, 269568873), (84, 256732260), (90, 239616776), (105, 205385808), (112, 192549195), (120, 179712582), (126, 171154840), (140, 154039356), (144, 149760485), (168, 128366130), (180, 119808388), (210, 102692904), (240, 89856291), (252, 85577420), (280, 77019678), (315, 68461936), (336, 64183065), (360, 59904194), (420, 51346452), (504, 42788710), (560, 38509839), (630, 34230968), (720, 29952097), (840, 25673226), (1008, 21394355), (1049, 20558160), (1260, 17115484), (1680, 12836613), (2098, 10279080), (2520, 8557742), (3147, 6852720), (4079, 5286960), (4196, 5139540), (5040, 4278871), (5245, 4111632), (6294, 3426360), (7343, 2936880), (8158, 2643480), (8392, 2569770), (9441, 2284240), (10490, 2055816), (12237, 1762320), (12588, 1713180), (14686, 1468440), (15735, 1370544), (16316, 1321740), (16784, 1284885), (18882, 1142120), (20395, 1057392), (20980, 1027908), (22029, 978960), (24474, 881160), (25176, 856590), (28553, 755280), (29372, 734220), (31470, 685272), (32632, 660870), (36711, 587440), (36715, 587376), (37764, 571060), (40790, 528696), (41960, 513954), (44058, 489480), (47205, 456848), (48948, 440580), (50352, 428295), (57106, 377640), (58744, 367110), (61185, 352464), (62940, 342636), (65264, 330435), (66087, 326320), (73422, 293720), (73430, 293688), (75528, 285530), (81580, 264348), (83920, 256977), (85659, 251760), (88116, 244740), (94410, 228424), (97896, 220290), (110145, 195792), (114212, 188820), (117488, 183555), (122370, 176232), (125880, 171318), (132174, 163160), (142765, 151056), (146844, 146860)]