About the Number

13019280

13019279 ← → 13019281

2進数表記:110001101010100010010000

漢数字表記:千三百一万九千二百八十

素因数分解:

2 4 × 3 1 × 5 1 × 17 1 × 3191 1

素因数の和:3224
約数の個数: 80
約数和(自身を含む): 42747264
約数和(自身を除く): 29727984

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 3191, 4080, 6382, 9573, 12764, 15955, 19146, 25528, 31910, 38292, 47865, 51056, 54247, 63820, 76584, 95730, 108494, 127640, 153168, 162741, 191460, 216988, 255280, 271235, 325482, 382920, 433976, 542470, 650964, 765840, 813705, 867952, 1084940, 1301928, 1627410, 2169880, 2603856, 3254820, 4339760, 6509640, 13019280]

約数ペア:
[(1, 13019280), (2, 6509640), (3, 4339760), (4, 3254820), (5, 2603856), (6, 2169880), (8, 1627410), (10, 1301928), (12, 1084940), (15, 867952), (16, 813705), (17, 765840), (20, 650964), (24, 542470), (30, 433976), (34, 382920), (40, 325482), (48, 271235), (51, 255280), (60, 216988), (68, 191460), (80, 162741), (85, 153168), (102, 127640), (120, 108494), (136, 95730), (170, 76584), (204, 63820), (240, 54247), (255, 51056), (272, 47865), (340, 38292), (408, 31910), (510, 25528), (680, 19146), (816, 15955), (1020, 12764), (1360, 9573), (2040, 6382), (3191, 4080)]

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