About the Number

121894320

121894319 ← → 121894321

2進数表記:111010000111111010110110000

漢数字表記:一億二千百八十九万四千三百二十

素因数分解:

2 4 × 3 1 × 5 1 × 103 1 × 4931 1

素因数の和:5050
約数の個数: 80
約数和(自身を含む): 381618432
約数和(自身を除く): 259724112

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4931, 4944, 6180, 8240, 9862, 12360, 14793, 19724, 24655, 24720, 29586, 39448, 49310, 59172, 73965, 78896, 98620, 118344, 147930, 197240, 236688, 295860, 394480, 507893, 591720, 1015786, 1183440, 1523679, 2031572, 2539465, 3047358, 4063144, 5078930, 6094716, 7618395, 8126288, 10157860, 12189432, 15236790, 20315720, 24378864, 30473580, 40631440, 60947160, 121894320]

約数ペア:
[(1, 121894320), (2, 60947160), (3, 40631440), (4, 30473580), (5, 24378864), (6, 20315720), (8, 15236790), (10, 12189432), (12, 10157860), (15, 8126288), (16, 7618395), (20, 6094716), (24, 5078930), (30, 4063144), (40, 3047358), (48, 2539465), (60, 2031572), (80, 1523679), (103, 1183440), (120, 1015786), (206, 591720), (240, 507893), (309, 394480), (412, 295860), (515, 236688), (618, 197240), (824, 147930), (1030, 118344), (1236, 98620), (1545, 78896), (1648, 73965), (2060, 59172), (2472, 49310), (3090, 39448), (4120, 29586), (4931, 24720), (4944, 24655), (6180, 19724), (8240, 14793), (9862, 12360)]

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