About the Number

202120000

202119999 ← → 202120001

2進数表記:1100000011000001101101000000

漢数字表記:二億二百十二万

素因数分解:

2 6 × 5 4 × 31 1 × 163 1

素因数の和:226
約数の個数: 140
約数和(自身を含む): 520533376
約数和(自身を除く): 318413376

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 163, 200, 248, 250, 310, 320, 326, 400, 496, 500, 620, 625, 652, 775, 800, 815, 992, 1000, 1240, 1250, 1304, 1550, 1600, 1630, 1984, 2000, 2480, 2500, 2608, 3100, 3260, 3875, 4000, 4075, 4960, 5000, 5053, 5216, 6200, 6520, 7750, 8000, 8150, 9920, 10000, 10106, 10432, 12400, 13040, 15500, 16300, 19375, 20000, 20212, 20375, 24800, 25265, 26080, 31000, 32600, 38750, 40000, 40424, 40750, 49600, 50530, 52160, 62000, 65200, 77500, 80848, 81500, 101060, 101875, 124000, 126325, 130400, 155000, 161696, 163000, 202120, 203750, 248000, 252650, 260800, 310000, 323392, 326000, 404240, 407500, 505300, 620000, 631625, 652000, 808480, 815000, 1010600, 1240000, 1263250, 1304000, 1616960, 1630000, 2021200, 2526500, 3158125, 3260000, 4042400, 5053000, 6316250, 6520000, 8084800, 10106000, 12632500, 20212000, 25265000, 40424000, 50530000, 101060000, 202120000]

約数ペア:
[(1, 202120000), (2, 101060000), (4, 50530000), (5, 40424000), (8, 25265000), (10, 20212000), (16, 12632500), (20, 10106000), (25, 8084800), (31, 6520000), (32, 6316250), (40, 5053000), (50, 4042400), (62, 3260000), (64, 3158125), (80, 2526500), (100, 2021200), (124, 1630000), (125, 1616960), (155, 1304000), (160, 1263250), (163, 1240000), (200, 1010600), (248, 815000), (250, 808480), (310, 652000), (320, 631625), (326, 620000), (400, 505300), (496, 407500), (500, 404240), (620, 326000), (625, 323392), (652, 310000), (775, 260800), (800, 252650), (815, 248000), (992, 203750), (1000, 202120), (1240, 163000), (1250, 161696), (1304, 155000), (1550, 130400), (1600, 126325), (1630, 124000), (1984, 101875), (2000, 101060), (2480, 81500), (2500, 80848), (2608, 77500), (3100, 65200), (3260, 62000), (3875, 52160), (4000, 50530), (4075, 49600), (4960, 40750), (5000, 40424), (5053, 40000), (5216, 38750), (6200, 32600), (6520, 31000), (7750, 26080), (8000, 25265), (8150, 24800), (9920, 20375), (10000, 20212), (10106, 20000), (10432, 19375), (12400, 16300), (13040, 15500)]

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