About the Number

384991380

384991379 ← → 384991381

2進数表記:10110111100101000000010010100

漢数字表記:三億八千四百九十九万千三百八十

素因数分解:

2 2 × 3 4 × 5 1 × 67 1 × 3547 1

素因数の和:3635
約数の個数: 120
約数和(自身を含む): 1226103648
約数和(自身を除く): 841112268

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 81, 90, 108, 134, 135, 162, 180, 201, 268, 270, 324, 335, 402, 405, 540, 603, 670, 804, 810, 1005, 1206, 1340, 1620, 1809, 2010, 2412, 3015, 3547, 3618, 4020, 5427, 6030, 7094, 7236, 9045, 10641, 10854, 12060, 14188, 17735, 18090, 21282, 21708, 27135, 31923, 35470, 36180, 42564, 53205, 54270, 63846, 70940, 95769, 106410, 108540, 127692, 159615, 191538, 212820, 237649, 287307, 319230, 383076, 475298, 478845, 574614, 638460, 712947, 950596, 957690, 1149228, 1188245, 1425894, 1436535, 1915380, 2138841, 2376490, 2851788, 2873070, 3564735, 4277682, 4752980, 5746140, 6416523, 7129470, 8555364, 10694205, 12833046, 14258940, 19249569, 21388410, 25666092, 32082615, 38499138, 42776820, 64165230, 76998276, 96247845, 128330460, 192495690, 384991380]

約数ペア:
[(1, 384991380), (2, 192495690), (3, 128330460), (4, 96247845), (5, 76998276), (6, 64165230), (9, 42776820), (10, 38499138), (12, 32082615), (15, 25666092), (18, 21388410), (20, 19249569), (27, 14258940), (30, 12833046), (36, 10694205), (45, 8555364), (54, 7129470), (60, 6416523), (67, 5746140), (81, 4752980), (90, 4277682), (108, 3564735), (134, 2873070), (135, 2851788), (162, 2376490), (180, 2138841), (201, 1915380), (268, 1436535), (270, 1425894), (324, 1188245), (335, 1149228), (402, 957690), (405, 950596), (540, 712947), (603, 638460), (670, 574614), (804, 478845), (810, 475298), (1005, 383076), (1206, 319230), (1340, 287307), (1620, 237649), (1809, 212820), (2010, 191538), (2412, 159615), (3015, 127692), (3547, 108540), (3618, 106410), (4020, 95769), (5427, 70940), (6030, 63846), (7094, 54270), (7236, 53205), (9045, 42564), (10641, 36180), (10854, 35470), (12060, 31923), (14188, 27135), (17735, 21708), (18090, 21282)]

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