About the Number

221085200

221085199 ← → 221085201

2進数表記:1101001011010111111000010000

漢数字表記:二億二千百八万五千二百

素因数分解:

2 4 × 5 2 × 7 1 × 23 1 × 3433 1

素因数の和:3481
約数の個数: 120
約数和(自身を含む): 633614208
約数和(自身を除く): 412529008

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 368, 400, 460, 560, 575, 644, 700, 805, 920, 1150, 1288, 1400, 1610, 1840, 2300, 2576, 2800, 3220, 3433, 4025, 4600, 6440, 6866, 8050, 9200, 12880, 13732, 16100, 17165, 24031, 27464, 32200, 34330, 48062, 54928, 64400, 68660, 78959, 85825, 96124, 120155, 137320, 157918, 171650, 192248, 240310, 274640, 315836, 343300, 384496, 394795, 480620, 552713, 600775, 631672, 686600, 789590, 961240, 1105426, 1201550, 1263344, 1373200, 1579180, 1922480, 1973975, 2210852, 2403100, 2763565, 3158360, 3947950, 4421704, 4806200, 5527130, 6316720, 7895900, 8843408, 9612400, 11054260, 13817825, 15791800, 22108520, 27635650, 31583600, 44217040, 55271300, 110542600, 221085200]

約数ペア:
[(1, 221085200), (2, 110542600), (4, 55271300), (5, 44217040), (7, 31583600), (8, 27635650), (10, 22108520), (14, 15791800), (16, 13817825), (20, 11054260), (23, 9612400), (25, 8843408), (28, 7895900), (35, 6316720), (40, 5527130), (46, 4806200), (50, 4421704), (56, 3947950), (70, 3158360), (80, 2763565), (92, 2403100), (100, 2210852), (112, 1973975), (115, 1922480), (140, 1579180), (161, 1373200), (175, 1263344), (184, 1201550), (200, 1105426), (230, 961240), (280, 789590), (322, 686600), (350, 631672), (368, 600775), (400, 552713), (460, 480620), (560, 394795), (575, 384496), (644, 343300), (700, 315836), (805, 274640), (920, 240310), (1150, 192248), (1288, 171650), (1400, 157918), (1610, 137320), (1840, 120155), (2300, 96124), (2576, 85825), (2800, 78959), (3220, 68660), (3433, 64400), (4025, 54928), (4600, 48062), (6440, 34330), (6866, 32200), (8050, 27464), (9200, 24031), (12880, 17165), (13732, 16100)]

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