About the Number

243200640

243200639 ← → 243200641

2進数表記:1110011111101111001010000000

漢数字表記:二億四千三百二十万六百四十

素因数分解:

2 7 × 3 1 × 5 1 × 17 1 × 7451 1

素因数の和:7490
約数の個数: 128
約数和(自身を含む): 820912320
約数和(自身を除く): 577711680

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 4080, 5440, 6528, 7451, 8160, 10880, 14902, 16320, 22353, 29804, 32640, 37255, 44706, 59608, 74510, 89412, 111765, 119216, 126667, 149020, 178824, 223530, 238432, 253334, 298040, 357648, 380001, 447060, 476864, 506668, 596080, 633335, 715296, 760002, 894120, 953728, 1013336, 1192160, 1266670, 1430592, 1520004, 1788240, 1900005, 2026672, 2384320, 2533340, 2861184, 3040008, 3576480, 3800010, 4053344, 4768640, 5066680, 6080016, 7152960, 7600020, 8106688, 10133360, 12160032, 14305920, 15200040, 16213376, 20266720, 24320064, 30400080, 40533440, 48640128, 60800160, 81066880, 121600320, 243200640]

約数ペア:
[(1, 243200640), (2, 121600320), (3, 81066880), (4, 60800160), (5, 48640128), (6, 40533440), (8, 30400080), (10, 24320064), (12, 20266720), (15, 16213376), (16, 15200040), (17, 14305920), (20, 12160032), (24, 10133360), (30, 8106688), (32, 7600020), (34, 7152960), (40, 6080016), (48, 5066680), (51, 4768640), (60, 4053344), (64, 3800010), (68, 3576480), (80, 3040008), (85, 2861184), (96, 2533340), (102, 2384320), (120, 2026672), (128, 1900005), (136, 1788240), (160, 1520004), (170, 1430592), (192, 1266670), (204, 1192160), (240, 1013336), (255, 953728), (272, 894120), (320, 760002), (340, 715296), (384, 633335), (408, 596080), (480, 506668), (510, 476864), (544, 447060), (640, 380001), (680, 357648), (816, 298040), (960, 253334), (1020, 238432), (1088, 223530), (1360, 178824), (1632, 149020), (1920, 126667), (2040, 119216), (2176, 111765), (2720, 89412), (3264, 74510), (4080, 59608), (5440, 44706), (6528, 37255), (7451, 32640), (8160, 29804), (10880, 22353), (14902, 16320)]

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