About the Number

30001428

30001427 ← → 30001429

2進数表記:1110010011100100100010100

漢数字表記:三千万千四百二十八

素因数分解:

2 2 × 3 4 × 29 1 × 31 1 × 103 1

素因数の和:179
約数の個数: 120
約数和(自身を含む): 84564480
約数和(自身を除く): 54563052

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 31, 36, 54, 58, 62, 81, 87, 93, 103, 108, 116, 124, 162, 174, 186, 206, 261, 279, 309, 324, 348, 372, 412, 522, 558, 618, 783, 837, 899, 927, 1044, 1116, 1236, 1566, 1674, 1798, 1854, 2349, 2511, 2697, 2781, 2987, 3132, 3193, 3348, 3596, 3708, 4698, 5022, 5394, 5562, 5974, 6386, 8091, 8343, 8961, 9396, 9579, 10044, 10788, 11124, 11948, 12772, 16182, 16686, 17922, 19158, 24273, 26883, 28737, 32364, 33372, 35844, 38316, 48546, 53766, 57474, 72819, 80649, 86211, 92597, 97092, 107532, 114948, 145638, 161298, 172422, 185194, 241947, 258633, 277791, 291276, 322596, 344844, 370388, 483894, 517266, 555582, 833373, 967788, 1034532, 1111164, 1666746, 2500119, 3333492, 5000238, 7500357, 10000476, 15000714, 30001428]

約数ペア:
[(1, 30001428), (2, 15000714), (3, 10000476), (4, 7500357), (6, 5000238), (9, 3333492), (12, 2500119), (18, 1666746), (27, 1111164), (29, 1034532), (31, 967788), (36, 833373), (54, 555582), (58, 517266), (62, 483894), (81, 370388), (87, 344844), (93, 322596), (103, 291276), (108, 277791), (116, 258633), (124, 241947), (162, 185194), (174, 172422), (186, 161298), (206, 145638), (261, 114948), (279, 107532), (309, 97092), (324, 92597), (348, 86211), (372, 80649), (412, 72819), (522, 57474), (558, 53766), (618, 48546), (783, 38316), (837, 35844), (899, 33372), (927, 32364), (1044, 28737), (1116, 26883), (1236, 24273), (1566, 19158), (1674, 17922), (1798, 16686), (1854, 16182), (2349, 12772), (2511, 11948), (2697, 11124), (2781, 10788), (2987, 10044), (3132, 9579), (3193, 9396), (3348, 8961), (3596, 8343), (3708, 8091), (4698, 6386), (5022, 5974), (5394, 5562)]

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