About the Number

2008985256

2008985255 ← → 2008985257

2進数表記:1110111101111101010111010101000

漢数字表記:二十億八百九十八万五千二百五十六

素因数分解:

2 3 × 3 2 × 31 1 × 523 1 × 1721 1

素因数の和:2287
約数の個数: 96
約数和(自身を含む): 5630526720
約数和(自身を除く): 3621541464

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 523, 558, 744, 1046, 1116, 1569, 1721, 2092, 2232, 3138, 3442, 4184, 4707, 5163, 6276, 6884, 9414, 10326, 12552, 13768, 15489, 16213, 18828, 20652, 30978, 32426, 37656, 41304, 48639, 53351, 61956, 64852, 97278, 106702, 123912, 129704, 145917, 160053, 194556, 213404, 291834, 320106, 389112, 426808, 480159, 583668, 640212, 900083, 960318, 1167336, 1280424, 1800166, 1920636, 2700249, 3600332, 3841272, 5400498, 7200664, 8100747, 10800996, 16201494, 21601992, 27902573, 32402988, 55805146, 64805976, 83707719, 111610292, 167415438, 223220584, 251123157, 334830876, 502246314, 669661752, 1004492628, 2008985256]

約数ペア:
[(1, 2008985256), (2, 1004492628), (3, 669661752), (4, 502246314), (6, 334830876), (8, 251123157), (9, 223220584), (12, 167415438), (18, 111610292), (24, 83707719), (31, 64805976), (36, 55805146), (62, 32402988), (72, 27902573), (93, 21601992), (124, 16201494), (186, 10800996), (248, 8100747), (279, 7200664), (372, 5400498), (523, 3841272), (558, 3600332), (744, 2700249), (1046, 1920636), (1116, 1800166), (1569, 1280424), (1721, 1167336), (2092, 960318), (2232, 900083), (3138, 640212), (3442, 583668), (4184, 480159), (4707, 426808), (5163, 389112), (6276, 320106), (6884, 291834), (9414, 213404), (10326, 194556), (12552, 160053), (13768, 145917), (15489, 129704), (16213, 123912), (18828, 106702), (20652, 97278), (30978, 64852), (32426, 61956), (37656, 53351), (41304, 48639)]

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