About the Number

221002920

221002919 ← → 221002921

2進数表記:1101001011000011110010101000

漢数字表記:二億二千百万二千九百二十

素因数分解:

2 3 × 3 2 × 5 1 × 137 1 × 4481 1

素因数の和:4635
約数の個数: 96
約数和(自身を含む): 723663720
約数和(自身を除く): 502660800

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 137, 180, 274, 360, 411, 548, 685, 822, 1096, 1233, 1370, 1644, 2055, 2466, 2740, 3288, 4110, 4481, 4932, 5480, 6165, 8220, 8962, 9864, 12330, 13443, 16440, 17924, 22405, 24660, 26886, 35848, 40329, 44810, 49320, 53772, 67215, 80658, 89620, 107544, 134430, 161316, 179240, 201645, 268860, 322632, 403290, 537720, 613897, 806580, 1227794, 1613160, 1841691, 2455588, 3069485, 3683382, 4911176, 5525073, 6138970, 7366764, 9208455, 11050146, 12277940, 14733528, 18416910, 22100292, 24555880, 27625365, 36833820, 44200584, 55250730, 73667640, 110501460, 221002920]

約数ペア:
[(1, 221002920), (2, 110501460), (3, 73667640), (4, 55250730), (5, 44200584), (6, 36833820), (8, 27625365), (9, 24555880), (10, 22100292), (12, 18416910), (15, 14733528), (18, 12277940), (20, 11050146), (24, 9208455), (30, 7366764), (36, 6138970), (40, 5525073), (45, 4911176), (60, 3683382), (72, 3069485), (90, 2455588), (120, 1841691), (137, 1613160), (180, 1227794), (274, 806580), (360, 613897), (411, 537720), (548, 403290), (685, 322632), (822, 268860), (1096, 201645), (1233, 179240), (1370, 161316), (1644, 134430), (2055, 107544), (2466, 89620), (2740, 80658), (3288, 67215), (4110, 53772), (4481, 49320), (4932, 44810), (5480, 40329), (6165, 35848), (8220, 26886), (8962, 24660), (9864, 22405), (12330, 17924), (13443, 16440)]

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