About the Number

212288490

212288489 ← → 212288491

2進数表記:1100101001110100001111101010

漢数字表記:二億千二百二十八万八千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 59 1 × 39979 1

素因数の和:40051
約数の個数: 48
約数和(自身を含む): 561319200
約数和(自身を除く): 349030710

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 177, 295, 354, 531, 590, 885, 1062, 1770, 2655, 5310, 39979, 79958, 119937, 199895, 239874, 359811, 399790, 599685, 719622, 1199370, 1799055, 2358761, 3598110, 4717522, 7076283, 11793805, 14152566, 21228849, 23587610, 35381415, 42457698, 70762830, 106144245, 212288490]

約数ペア:
[(1, 212288490), (2, 106144245), (3, 70762830), (5, 42457698), (6, 35381415), (9, 23587610), (10, 21228849), (15, 14152566), (18, 11793805), (30, 7076283), (45, 4717522), (59, 3598110), (90, 2358761), (118, 1799055), (177, 1199370), (295, 719622), (354, 599685), (531, 399790), (590, 359811), (885, 239874), (1062, 199895), (1770, 119937), (2655, 79958), (5310, 39979)]

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