About the Number

149720520

149720519 ← → 149720521

2進数表記:1000111011001000110111001000

漢数字表記:一億四千九百七十二万五百二十

素因数分解:

2 3 × 3 1 × 5 1 × 41 1 × 30431 1

素因数の和:30486
約数の個数: 64
約数和(自身を含む): 460131840
約数和(自身を除く): 310411320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 30431, 60862, 91293, 121724, 152155, 182586, 243448, 304310, 365172, 456465, 608620, 730344, 912930, 1217240, 1247671, 1825860, 2495342, 3651720, 3743013, 4990684, 6238355, 7486026, 9981368, 12476710, 14972052, 18715065, 24953420, 29944104, 37430130, 49906840, 74860260, 149720520]

約数ペア:
[(1, 149720520), (2, 74860260), (3, 49906840), (4, 37430130), (5, 29944104), (6, 24953420), (8, 18715065), (10, 14972052), (12, 12476710), (15, 9981368), (20, 7486026), (24, 6238355), (30, 4990684), (40, 3743013), (41, 3651720), (60, 2495342), (82, 1825860), (120, 1247671), (123, 1217240), (164, 912930), (205, 730344), (246, 608620), (328, 456465), (410, 365172), (492, 304310), (615, 243448), (820, 182586), (984, 152155), (1230, 121724), (1640, 91293), (2460, 60862), (4920, 30431)]

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