About the Number

198688380

198688379 ← → 198688381

2進数表記:1011110101111011111001111100

漢数字表記:一億九千八百六十八万八千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 11 1 × 43 1 × 7001 1

素因数の和:7067
約数の個数: 96
約数和(自身を含む): 621105408
約数和(自身を除く): 422417028

約数列:
[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 129, 132, 165, 172, 215, 220, 258, 330, 430, 473, 516, 645, 660, 860, 946, 1290, 1419, 1892, 2365, 2580, 2838, 4730, 5676, 7001, 7095, 9460, 14002, 14190, 21003, 28004, 28380, 35005, 42006, 70010, 77011, 84012, 105015, 140020, 154022, 210030, 231033, 301043, 308044, 385055, 420060, 462066, 602086, 770110, 903129, 924132, 1155165, 1204172, 1505215, 1540220, 1806258, 2310330, 3010430, 3311473, 3612516, 4515645, 4620660, 6020860, 6622946, 9031290, 9934419, 13245892, 16557365, 18062580, 19868838, 33114730, 39737676, 49672095, 66229460, 99344190, 198688380]

約数ペア:
[(1, 198688380), (2, 99344190), (3, 66229460), (4, 49672095), (5, 39737676), (6, 33114730), (10, 19868838), (11, 18062580), (12, 16557365), (15, 13245892), (20, 9934419), (22, 9031290), (30, 6622946), (33, 6020860), (43, 4620660), (44, 4515645), (55, 3612516), (60, 3311473), (66, 3010430), (86, 2310330), (110, 1806258), (129, 1540220), (132, 1505215), (165, 1204172), (172, 1155165), (215, 924132), (220, 903129), (258, 770110), (330, 602086), (430, 462066), (473, 420060), (516, 385055), (645, 308044), (660, 301043), (860, 231033), (946, 210030), (1290, 154022), (1419, 140020), (1892, 105015), (2365, 84012), (2580, 77011), (2838, 70010), (4730, 42006), (5676, 35005), (7001, 28380), (7095, 28004), (9460, 21003), (14002, 14190)]

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