About the Number

12213900

12213899 ← → 12213901

2進数表記:101110100101111010001100

漢数字表記:千二百二十一万三千九百

素因数分解:

2 2 × 3 2 × 5 2 × 41 1 × 331 1

素因数の和:392
約数の個数: 108
約数和(自身を含む): 39336024
約数和(自身を除く): 27122124

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 123, 150, 164, 180, 205, 225, 246, 300, 331, 369, 410, 450, 492, 615, 662, 738, 820, 900, 993, 1025, 1230, 1324, 1476, 1655, 1845, 1986, 2050, 2460, 2979, 3075, 3310, 3690, 3972, 4100, 4965, 5958, 6150, 6620, 7380, 8275, 9225, 9930, 11916, 12300, 13571, 14895, 16550, 18450, 19860, 24825, 27142, 29790, 33100, 36900, 40713, 49650, 54284, 59580, 67855, 74475, 81426, 99300, 122139, 135710, 148950, 162852, 203565, 244278, 271420, 297900, 339275, 407130, 488556, 610695, 678550, 814260, 1017825, 1221390, 1357100, 2035650, 2442780, 3053475, 4071300, 6106950, 12213900]

約数ペア:
[(1, 12213900), (2, 6106950), (3, 4071300), (4, 3053475), (5, 2442780), (6, 2035650), (9, 1357100), (10, 1221390), (12, 1017825), (15, 814260), (18, 678550), (20, 610695), (25, 488556), (30, 407130), (36, 339275), (41, 297900), (45, 271420), (50, 244278), (60, 203565), (75, 162852), (82, 148950), (90, 135710), (100, 122139), (123, 99300), (150, 81426), (164, 74475), (180, 67855), (205, 59580), (225, 54284), (246, 49650), (300, 40713), (331, 36900), (369, 33100), (410, 29790), (450, 27142), (492, 24825), (615, 19860), (662, 18450), (738, 16550), (820, 14895), (900, 13571), (993, 12300), (1025, 11916), (1230, 9930), (1324, 9225), (1476, 8275), (1655, 7380), (1845, 6620), (1986, 6150), (2050, 5958), (2460, 4965), (2979, 4100), (3075, 3972), (3310, 3690)]

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