About the Number

91321020

91321019 ← → 91321021

2進数表記:101011100010111001010111100

漢数字表記:九千百三十二万千二十

素因数分解:

2 2 × 3 4 × 5 1 × 7 1 × 8053 1

素因数の和:8081
約数の個数: 120
約数和(自身を含む): 327443424
約数和(自身を除く): 236122404

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 8053, 11340, 16106, 24159, 32212, 40265, 48318, 56371, 72477, 80530, 96636, 112742, 120795, 144954, 161060, 169113, 217431, 225484, 241590, 281855, 289908, 338226, 362385, 434862, 483180, 507339, 563710, 652293, 676452, 724770, 845565, 869724, 1014678, 1087155, 1127420, 1304586, 1449540, 1522017, 1691130, 2029356, 2174310, 2536695, 2609172, 3044034, 3261465, 3382260, 4348620, 4566051, 5073390, 6088068, 6522930, 7610085, 9132102, 10146780, 13045860, 15220170, 18264204, 22830255, 30440340, 45660510, 91321020]

約数ペア:
[(1, 91321020), (2, 45660510), (3, 30440340), (4, 22830255), (5, 18264204), (6, 15220170), (7, 13045860), (9, 10146780), (10, 9132102), (12, 7610085), (14, 6522930), (15, 6088068), (18, 5073390), (20, 4566051), (21, 4348620), (27, 3382260), (28, 3261465), (30, 3044034), (35, 2609172), (36, 2536695), (42, 2174310), (45, 2029356), (54, 1691130), (60, 1522017), (63, 1449540), (70, 1304586), (81, 1127420), (84, 1087155), (90, 1014678), (105, 869724), (108, 845565), (126, 724770), (135, 676452), (140, 652293), (162, 563710), (180, 507339), (189, 483180), (210, 434862), (252, 362385), (270, 338226), (315, 289908), (324, 281855), (378, 241590), (405, 225484), (420, 217431), (540, 169113), (567, 161060), (630, 144954), (756, 120795), (810, 112742), (945, 96636), (1134, 80530), (1260, 72477), (1620, 56371), (1890, 48318), (2268, 40265), (2835, 32212), (3780, 24159), (5670, 16106), (8053, 11340)]

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