About the Number

381960480

381960479 ← → 381960481

2進数表記:10110110001000100000100100000

漢数字表記:三億八千百九十六万四百八十

素因数分解:

2 5 × 3 1 × 5 1 × 11 1 × 72341 1

素因数の和:72370
約数の個数: 96
約数和(自身を含む): 1312573248
約数和(自身を除く): 930612768

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 72341, 144682, 217023, 289364, 361705, 434046, 578728, 723410, 795751, 868092, 1085115, 1157456, 1446820, 1591502, 1736184, 2170230, 2314912, 2387253, 2893640, 3183004, 3472368, 3978755, 4340460, 4774506, 5787280, 6366008, 6944736, 7957510, 8680920, 9549012, 11574560, 11936265, 12732016, 15915020, 17361840, 19098024, 23872530, 25464032, 31830040, 34723680, 38196048, 47745060, 63660080, 76392096, 95490120, 127320160, 190980240, 381960480]

約数ペア:
[(1, 381960480), (2, 190980240), (3, 127320160), (4, 95490120), (5, 76392096), (6, 63660080), (8, 47745060), (10, 38196048), (11, 34723680), (12, 31830040), (15, 25464032), (16, 23872530), (20, 19098024), (22, 17361840), (24, 15915020), (30, 12732016), (32, 11936265), (33, 11574560), (40, 9549012), (44, 8680920), (48, 7957510), (55, 6944736), (60, 6366008), (66, 5787280), (80, 4774506), (88, 4340460), (96, 3978755), (110, 3472368), (120, 3183004), (132, 2893640), (160, 2387253), (165, 2314912), (176, 2170230), (220, 1736184), (240, 1591502), (264, 1446820), (330, 1157456), (352, 1085115), (440, 868092), (480, 795751), (528, 723410), (660, 578728), (880, 434046), (1056, 361705), (1320, 289364), (1760, 217023), (2640, 144682), (5280, 72341)]

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