About the Number

401189490

401189489 ← → 401189491

2進数表記:10111111010011010101001110010

漢数字表記:四億百十八万九千四百九十

素因数分解:

2 1 × 3 3 × 5 1 × 13 1 × 114299 1

素因数の和:114328
約数の個数: 64
約数和(自身を含む): 1152144000
約数和(自身を除く): 750954510

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 114299, 228598, 342897, 571495, 685794, 1028691, 1142990, 1485887, 1714485, 2057382, 2971774, 3086073, 3428970, 4457661, 5143455, 6172146, 7429435, 8915322, 10286910, 13372983, 14858870, 15430365, 22288305, 26745966, 30860730, 40118949, 44576610, 66864915, 80237898, 133729830, 200594745, 401189490]

約数ペア:
[(1, 401189490), (2, 200594745), (3, 133729830), (5, 80237898), (6, 66864915), (9, 44576610), (10, 40118949), (13, 30860730), (15, 26745966), (18, 22288305), (26, 15430365), (27, 14858870), (30, 13372983), (39, 10286910), (45, 8915322), (54, 7429435), (65, 6172146), (78, 5143455), (90, 4457661), (117, 3428970), (130, 3086073), (135, 2971774), (195, 2057382), (234, 1714485), (270, 1485887), (351, 1142990), (390, 1028691), (585, 685794), (702, 571495), (1170, 342897), (1755, 228598), (3510, 114299)]

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