About the Number

138998520

138998519 ← → 138998521

2進数表記:1000010010001111001011111000

漢数字表記:一億三千八百九十九万八千五百二十

素因数分解:

2 3 × 3 2 × 5 1 × 151 1 × 2557 1

素因数の和:2725
約数の個数: 96
約数和(自身を含む): 454914720
約数和(自身を除く): 315916200

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 151, 180, 302, 360, 453, 604, 755, 906, 1208, 1359, 1510, 1812, 2265, 2557, 2718, 3020, 3624, 4530, 5114, 5436, 6040, 6795, 7671, 9060, 10228, 10872, 12785, 13590, 15342, 18120, 20456, 23013, 25570, 27180, 30684, 38355, 46026, 51140, 54360, 61368, 76710, 92052, 102280, 115065, 153420, 184104, 230130, 306840, 386107, 460260, 772214, 920520, 1158321, 1544428, 1930535, 2316642, 3088856, 3474963, 3861070, 4633284, 5791605, 6949926, 7722140, 9266568, 11583210, 13899852, 15444280, 17374815, 23166420, 27799704, 34749630, 46332840, 69499260, 138998520]

約数ペア:
[(1, 138998520), (2, 69499260), (3, 46332840), (4, 34749630), (5, 27799704), (6, 23166420), (8, 17374815), (9, 15444280), (10, 13899852), (12, 11583210), (15, 9266568), (18, 7722140), (20, 6949926), (24, 5791605), (30, 4633284), (36, 3861070), (40, 3474963), (45, 3088856), (60, 2316642), (72, 1930535), (90, 1544428), (120, 1158321), (151, 920520), (180, 772214), (302, 460260), (360, 386107), (453, 306840), (604, 230130), (755, 184104), (906, 153420), (1208, 115065), (1359, 102280), (1510, 92052), (1812, 76710), (2265, 61368), (2557, 54360), (2718, 51140), (3020, 46026), (3624, 38355), (4530, 30684), (5114, 27180), (5436, 25570), (6040, 23013), (6795, 20456), (7671, 18120), (9060, 15342), (10228, 13590), (10872, 12785)]

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