21856164480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{9013}}^1$

素因数の和:9459

約数の個数: 192

約数和(自身を含む): 75659730120

約数和(自身を除く): 53803565640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 421, 480, 576, 640, 720, 842, 960, 1152, 1263, 1440, 1684, 1920, 2105, 2526, 2880, 3368, 3789, 4210, 5052, 5760, 6315, 6736, 7578, 8420, 9013, 10104, 12630, 13472, 15156, 16840, 18026, 18945, 20208, 25260, 26944, 27039, 30312, 33680, 36052, 37890, 40416, 45065, 50520, 53888, 54078, 60624, 67360, 72104, 75780, 80832, 81117, 90130, 101040, 108156, 121248, 134720, 135195, 144208, 151560, 161664, 162234, 180260, 202080, 216312, 242496, 269440, 270390, 288416, 303120, 324468, 360520, 404160, 405585, 432624, 484992, 540780, 576832, 606240, 648936, 721040, 808320, 811170, 865248, 1081560, 1153664, 1212480, 1297872, 1442080, 1622340, 1730496, 2163120, 2424960, 2595744, 2884160, 3244680, 3460992, 3794473, 4326240, 5191488, 5768320, 6489360, 7588946, 8652480, 10382976, 11383419, 12978720, 15177892, 17304960, 18972365, 22766838, 25957440, 30355784, 34150257, 37944730, 45533676, 51914880, 56917095, 60711568, 68300514, 75889460, 91067352, 113834190, 121423136, 136601028, 151778920, 170751285, 182134704, 227668380, 242846272, 273202056, 303557840, 341502570, 364269408, 455336760, 485692544, 546404112, 607115680, 683005140, 728538816, 910673520, 1092808224, 1214231360, 1366010280, 1457077632, 1821347040, 2185616448, 2428462720, 2732020560, 3642694080, 4371232896, 5464041120, 7285388160, 10928082240, 21856164480]

約数ペア:

[(1, 21856164480), (2, 10928082240), (3, 7285388160), (4, 5464041120), (5, 4371232896), (6, 3642694080), (8, 2732020560), (9, 2428462720), (10, 2185616448), (12, 1821347040), (15, 1457077632), (16, 1366010280), (18, 1214231360), (20, 1092808224), (24, 910673520), (30, 728538816), (32, 683005140), (36, 607115680), (40, 546404112), (45, 485692544), (48, 455336760), (60, 364269408), (64, 341502570), (72, 303557840), (80, 273202056), (90, 242846272), (96, 227668380), (120, 182134704), (128, 170751285), (144, 151778920), (160, 136601028), (180, 121423136), (192, 113834190), (240, 91067352), (288, 75889460), (320, 68300514), (360, 60711568), (384, 56917095), (421, 51914880), (480, 45533676), (576, 37944730), (640, 34150257), (720, 30355784), (842, 25957440), (960, 22766838), (1152, 18972365), (1263, 17304960), (1440, 15177892), (1684, 12978720), (1920, 11383419), (2105, 10382976), (2526, 8652480), (2880, 7588946), (3368, 6489360), (3789, 5768320), (4210, 5191488), (5052, 4326240), (5760, 3794473), (6315, 3460992), (6736, 3244680), (7578, 2884160), (8420, 2595744), (9013, 2424960), (10104, 2163120), (12630, 1730496), (13472, 1622340), (15156, 1442080), (16840, 1297872), (18026, 1212480), (18945, 1153664), (20208, 1081560), (25260, 865248), (26944, 811170), (27039, 808320), (30312, 721040), (33680, 648936), (36052, 606240), (37890, 576832), (40416, 540780), (45065, 484992), (50520, 432624), (53888, 405585), (54078, 404160), (60624, 360520), (67360, 324468), (72104, 303120), (75780, 288416), (80832, 270390), (81117, 269440), (90130, 242496), (101040, 216312), (108156, 202080), (121248, 180260), (134720, 162234), (135195, 161664), (144208, 151560)]