About the Number

121611210

121611209 ← → 121611211

2進数表記:111001111111010001111001010

漢数字表記:一億二千百六十一万千二百十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 19 1 × 29 1 × 1051 1

素因数の和:1116
約数の個数: 128
約数和(自身を含む): 363571200
約数和(自身を除く): 241959990

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 29, 30, 35, 38, 42, 57, 58, 70, 87, 95, 105, 114, 133, 145, 174, 190, 203, 210, 266, 285, 290, 399, 406, 435, 551, 570, 609, 665, 798, 870, 1015, 1051, 1102, 1218, 1330, 1653, 1995, 2030, 2102, 2755, 3045, 3153, 3306, 3857, 3990, 5255, 5510, 6090, 6306, 7357, 7714, 8265, 10510, 11571, 14714, 15765, 16530, 19285, 19969, 22071, 23142, 30479, 31530, 36785, 38570, 39938, 44142, 57855, 59907, 60958, 73570, 91437, 99845, 110355, 115710, 119814, 139783, 152395, 182874, 199690, 213353, 220710, 279566, 299535, 304790, 419349, 426706, 457185, 579101, 599070, 640059, 698915, 838698, 914370, 1066765, 1158202, 1280118, 1397830, 1737303, 2096745, 2133530, 2895505, 3200295, 3474606, 4053707, 4193490, 5791010, 6400590, 8107414, 8686515, 12161121, 17373030, 20268535, 24322242, 40537070, 60805605, 121611210]

約数ペア:
[(1, 121611210), (2, 60805605), (3, 40537070), (5, 24322242), (6, 20268535), (7, 17373030), (10, 12161121), (14, 8686515), (15, 8107414), (19, 6400590), (21, 5791010), (29, 4193490), (30, 4053707), (35, 3474606), (38, 3200295), (42, 2895505), (57, 2133530), (58, 2096745), (70, 1737303), (87, 1397830), (95, 1280118), (105, 1158202), (114, 1066765), (133, 914370), (145, 838698), (174, 698915), (190, 640059), (203, 599070), (210, 579101), (266, 457185), (285, 426706), (290, 419349), (399, 304790), (406, 299535), (435, 279566), (551, 220710), (570, 213353), (609, 199690), (665, 182874), (798, 152395), (870, 139783), (1015, 119814), (1051, 115710), (1102, 110355), (1218, 99845), (1330, 91437), (1653, 73570), (1995, 60958), (2030, 59907), (2102, 57855), (2755, 44142), (3045, 39938), (3153, 38570), (3306, 36785), (3857, 31530), (3990, 30479), (5255, 23142), (5510, 22071), (6090, 19969), (6306, 19285), (7357, 16530), (7714, 15765), (8265, 14714), (10510, 11571)]

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