About the Number

212841300

212841299 ← → 212841301

2進数表記:1100101011111011001101010100

漢数字表記:二億千二百八十四万千三百

素因数分解:

2 2 × 3 1 × 5 2 × 7 2 × 14479 1

素因数の和:14510
約数の個数: 108
約数和(自身を含む): 716412480
約数和(自身を除く): 503571180

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2100, 2450, 2940, 3675, 4900, 7350, 14479, 14700, 28958, 43437, 57916, 72395, 86874, 101353, 144790, 173748, 202706, 217185, 289580, 304059, 361975, 405412, 434370, 506765, 608118, 709471, 723950, 868740, 1013530, 1085925, 1216236, 1418942, 1447900, 1520295, 2027060, 2128413, 2171850, 2533825, 2837884, 3040590, 3547355, 4256826, 4343700, 5067650, 6081180, 7094710, 7601475, 8513652, 10135300, 10642065, 14189420, 15202950, 17736775, 21284130, 30405900, 35473550, 42568260, 53210325, 70947100, 106420650, 212841300]

約数ペア:
[(1, 212841300), (2, 106420650), (3, 70947100), (4, 53210325), (5, 42568260), (6, 35473550), (7, 30405900), (10, 21284130), (12, 17736775), (14, 15202950), (15, 14189420), (20, 10642065), (21, 10135300), (25, 8513652), (28, 7601475), (30, 7094710), (35, 6081180), (42, 5067650), (49, 4343700), (50, 4256826), (60, 3547355), (70, 3040590), (75, 2837884), (84, 2533825), (98, 2171850), (100, 2128413), (105, 2027060), (140, 1520295), (147, 1447900), (150, 1418942), (175, 1216236), (196, 1085925), (210, 1013530), (245, 868740), (294, 723950), (300, 709471), (350, 608118), (420, 506765), (490, 434370), (525, 405412), (588, 361975), (700, 304059), (735, 289580), (980, 217185), (1050, 202706), (1225, 173748), (1470, 144790), (2100, 101353), (2450, 86874), (2940, 72395), (3675, 57916), (4900, 43437), (7350, 28958), (14479, 14700)]

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