About the Number

421380480

421380479 ← → 421380481

2進数表記:11001000111011100000110000000

漢数字表記:四億二千百三十八万四百八十

素因数分解:

2 7 × 3 1 × 5 1 × 19 1 × 11551 1

素因数の和:11592
約数の個数: 128
約数和(自身を含む): 1413964800
約数和(自身を除く): 992584320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 4560, 6080, 7296, 9120, 11551, 12160, 18240, 23102, 34653, 36480, 46204, 57755, 69306, 92408, 115510, 138612, 173265, 184816, 219469, 231020, 277224, 346530, 369632, 438938, 462040, 554448, 658407, 693060, 739264, 877876, 924080, 1097345, 1108896, 1316814, 1386120, 1478528, 1755752, 1848160, 2194690, 2217792, 2633628, 2772240, 3292035, 3511504, 3696320, 4389380, 4435584, 5267256, 5544480, 6584070, 7023008, 7392640, 8778760, 10534512, 11088960, 13168140, 14046016, 17557520, 21069024, 22177920, 26336280, 28092032, 35115040, 42138048, 52672560, 70230080, 84276096, 105345120, 140460160, 210690240, 421380480]

約数ペア:
[(1, 421380480), (2, 210690240), (3, 140460160), (4, 105345120), (5, 84276096), (6, 70230080), (8, 52672560), (10, 42138048), (12, 35115040), (15, 28092032), (16, 26336280), (19, 22177920), (20, 21069024), (24, 17557520), (30, 14046016), (32, 13168140), (38, 11088960), (40, 10534512), (48, 8778760), (57, 7392640), (60, 7023008), (64, 6584070), (76, 5544480), (80, 5267256), (95, 4435584), (96, 4389380), (114, 3696320), (120, 3511504), (128, 3292035), (152, 2772240), (160, 2633628), (190, 2217792), (192, 2194690), (228, 1848160), (240, 1755752), (285, 1478528), (304, 1386120), (320, 1316814), (380, 1108896), (384, 1097345), (456, 924080), (480, 877876), (570, 739264), (608, 693060), (640, 658407), (760, 554448), (912, 462040), (960, 438938), (1140, 369632), (1216, 346530), (1520, 277224), (1824, 231020), (1920, 219469), (2280, 184816), (2432, 173265), (3040, 138612), (3648, 115510), (4560, 92408), (6080, 69306), (7296, 57755), (9120, 46204), (11551, 36480), (12160, 34653), (18240, 23102)]

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