About the Number

149640720

149640719 ← → 149640721

2進数表記:1000111010110101011000010000

漢数字表記:一億四千九百六十四万七百二十

素因数分解:

2 4 × 3 1 × 5 1 × 31 1 × 20113 1

素因数の和:20160
約数の個数: 80
約数和(自身を含む): 478874112
約数和(自身を除く): 329233392

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 20113, 40226, 60339, 80452, 100565, 120678, 160904, 201130, 241356, 301695, 321808, 402260, 482712, 603390, 623503, 804520, 965424, 1206780, 1247006, 1609040, 1870509, 2413560, 2494012, 3117515, 3741018, 4827120, 4988024, 6235030, 7482036, 9352545, 9976048, 12470060, 14964072, 18705090, 24940120, 29928144, 37410180, 49880240, 74820360, 149640720]

約数ペア:
[(1, 149640720), (2, 74820360), (3, 49880240), (4, 37410180), (5, 29928144), (6, 24940120), (8, 18705090), (10, 14964072), (12, 12470060), (15, 9976048), (16, 9352545), (20, 7482036), (24, 6235030), (30, 4988024), (31, 4827120), (40, 3741018), (48, 3117515), (60, 2494012), (62, 2413560), (80, 1870509), (93, 1609040), (120, 1247006), (124, 1206780), (155, 965424), (186, 804520), (240, 623503), (248, 603390), (310, 482712), (372, 402260), (465, 321808), (496, 301695), (620, 241356), (744, 201130), (930, 160904), (1240, 120678), (1488, 100565), (1860, 80452), (2480, 60339), (3720, 40226), (7440, 20113)]

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