About the Number

212117760

212117759 ← → 212117761

2進数表記:1100101001001010100100000000

漢数字表記:二億千二百十一万七千七百六十

素因数分解:

2 8 × 3 2 × 5 1 × 18413 1

素因数の和:18440
約数の個数: 108
約数和(自身を含む): 733945212
約数和(自身を除く): 521827452

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 18413, 36826, 55239, 73652, 92065, 110478, 147304, 165717, 184130, 220956, 276195, 294608, 331434, 368260, 441912, 552390, 589216, 662868, 736520, 828585, 883824, 1104780, 1178432, 1325736, 1473040, 1657170, 1767648, 2209560, 2356864, 2651472, 2946080, 3314340, 3535296, 4419120, 4713728, 5302944, 5892160, 6628680, 7070592, 8838240, 10605888, 11784320, 13257360, 14141184, 17676480, 21211776, 23568640, 26514720, 35352960, 42423552, 53029440, 70705920, 106058880, 212117760]

約数ペア:
[(1, 212117760), (2, 106058880), (3, 70705920), (4, 53029440), (5, 42423552), (6, 35352960), (8, 26514720), (9, 23568640), (10, 21211776), (12, 17676480), (15, 14141184), (16, 13257360), (18, 11784320), (20, 10605888), (24, 8838240), (30, 7070592), (32, 6628680), (36, 5892160), (40, 5302944), (45, 4713728), (48, 4419120), (60, 3535296), (64, 3314340), (72, 2946080), (80, 2651472), (90, 2356864), (96, 2209560), (120, 1767648), (128, 1657170), (144, 1473040), (160, 1325736), (180, 1178432), (192, 1104780), (240, 883824), (256, 828585), (288, 736520), (320, 662868), (360, 589216), (384, 552390), (480, 441912), (576, 368260), (640, 331434), (720, 294608), (768, 276195), (960, 220956), (1152, 184130), (1280, 165717), (1440, 147304), (1920, 110478), (2304, 92065), (2880, 73652), (3840, 55239), (5760, 36826), (11520, 18413)]

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