About the Number

130278288

130278287 ← → 130278289

2進数表記:111110000111110001110010000

漢数字表記:一億三千二十七万八千二百八十八

素因数分解:

2 4 × 3 1 × 7 1 × 19 1 × 20407 1

素因数の和:20444
約数の個数: 80
約数和(自身を含む): 404894720
約数和(自身を除く): 274616432

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 20407, 40814, 61221, 81628, 122442, 142849, 163256, 244884, 285698, 326512, 387733, 428547, 489768, 571396, 775466, 857094, 979536, 1142792, 1163199, 1550932, 1714188, 2285584, 2326398, 2714131, 3101864, 3428376, 4652796, 5428262, 6203728, 6856752, 8142393, 9305592, 10856524, 16284786, 18611184, 21713048, 32569572, 43426096, 65139144, 130278288]

約数ペア:
[(1, 130278288), (2, 65139144), (3, 43426096), (4, 32569572), (6, 21713048), (7, 18611184), (8, 16284786), (12, 10856524), (14, 9305592), (16, 8142393), (19, 6856752), (21, 6203728), (24, 5428262), (28, 4652796), (38, 3428376), (42, 3101864), (48, 2714131), (56, 2326398), (57, 2285584), (76, 1714188), (84, 1550932), (112, 1163199), (114, 1142792), (133, 979536), (152, 857094), (168, 775466), (228, 571396), (266, 489768), (304, 428547), (336, 387733), (399, 326512), (456, 285698), (532, 244884), (798, 163256), (912, 142849), (1064, 122442), (1596, 81628), (2128, 61221), (3192, 40814), (6384, 20407)]

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