About the Number

102997920

102997919 ← → 102997921

2進数表記:110001000111001111110100000

漢数字表記:一億二百九十九万七千九百二十

素因数分解:

2 5 × 3 1 × 5 1 × 89 1 × 2411 1

素因数の和:2518
約数の個数: 96
約数和(自身を含む): 328224960
約数和(自身を除く): 225227040

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 89, 96, 120, 160, 178, 240, 267, 356, 445, 480, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2411, 2670, 2848, 3560, 4272, 4822, 5340, 7120, 7233, 8544, 9644, 10680, 12055, 14240, 14466, 19288, 21360, 24110, 28932, 36165, 38576, 42720, 48220, 57864, 72330, 77152, 96440, 115728, 144660, 192880, 214579, 231456, 289320, 385760, 429158, 578640, 643737, 858316, 1072895, 1157280, 1287474, 1716632, 2145790, 2574948, 3218685, 3433264, 4291580, 5149896, 6437370, 6866528, 8583160, 10299792, 12874740, 17166320, 20599584, 25749480, 34332640, 51498960, 102997920]

約数ペア:
[(1, 102997920), (2, 51498960), (3, 34332640), (4, 25749480), (5, 20599584), (6, 17166320), (8, 12874740), (10, 10299792), (12, 8583160), (15, 6866528), (16, 6437370), (20, 5149896), (24, 4291580), (30, 3433264), (32, 3218685), (40, 2574948), (48, 2145790), (60, 1716632), (80, 1287474), (89, 1157280), (96, 1072895), (120, 858316), (160, 643737), (178, 578640), (240, 429158), (267, 385760), (356, 289320), (445, 231456), (480, 214579), (534, 192880), (712, 144660), (890, 115728), (1068, 96440), (1335, 77152), (1424, 72330), (1780, 57864), (2136, 48220), (2411, 42720), (2670, 38576), (2848, 36165), (3560, 28932), (4272, 24110), (4822, 21360), (5340, 19288), (7120, 14466), (7233, 14240), (8544, 12055), (9644, 10680)]

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