About the Number

198085680

198085679 ← → 198085681

2進数表記:1011110011101000110000110000

漢数字表記:一億九千八百八万五千六百八十

素因数分解:

2 4 × 3 2 × 5 1 × 13 1 × 21163 1

素因数の和:21195
約数の個数: 120
約数和(自身を含む): 716443728
約数和(自身を除く): 518358048

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 21163, 42326, 63489, 84652, 105815, 126978, 169304, 190467, 211630, 253956, 275119, 317445, 338608, 380934, 423260, 507912, 550238, 634890, 761868, 825357, 846520, 952335, 1015824, 1100476, 1269780, 1375595, 1523736, 1650714, 1693040, 1904670, 2200952, 2476071, 2539560, 2751190, 3047472, 3301428, 3809340, 4126785, 4401904, 4952142, 5079120, 5502380, 6602856, 7618680, 8253570, 9904284, 11004760, 12380355, 13205712, 15237360, 16507140, 19808568, 22009520, 24760710, 33014280, 39617136, 49521420, 66028560, 99042840, 198085680]

約数ペア:
[(1, 198085680), (2, 99042840), (3, 66028560), (4, 49521420), (5, 39617136), (6, 33014280), (8, 24760710), (9, 22009520), (10, 19808568), (12, 16507140), (13, 15237360), (15, 13205712), (16, 12380355), (18, 11004760), (20, 9904284), (24, 8253570), (26, 7618680), (30, 6602856), (36, 5502380), (39, 5079120), (40, 4952142), (45, 4401904), (48, 4126785), (52, 3809340), (60, 3301428), (65, 3047472), (72, 2751190), (78, 2539560), (80, 2476071), (90, 2200952), (104, 1904670), (117, 1693040), (120, 1650714), (130, 1523736), (144, 1375595), (156, 1269780), (180, 1100476), (195, 1015824), (208, 952335), (234, 846520), (240, 825357), (260, 761868), (312, 634890), (360, 550238), (390, 507912), (468, 423260), (520, 380934), (585, 338608), (624, 317445), (720, 275119), (780, 253956), (936, 211630), (1040, 190467), (1170, 169304), (1560, 126978), (1872, 105815), (2340, 84652), (3120, 63489), (4680, 42326), (9360, 21163)]

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