About the Number

307028640

307028639 ← → 307028641

2進数表記:10010010011001110001010100000

漢数字表記:三億七百二万八千六百四十

素因数分解:

2 5 × 3 1 × 5 1 × 89 1 × 7187 1

素因数の和:7294
約数の個数: 96
約数和(自身を含む): 978143040
約数和(自身を除く): 671114400

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, 2670, 2848, 3560, 4272, 5340, 7120, 7187, 8544, 10680, 14240, 14374, 21360, 21561, 28748, 35935, 42720, 43122, 57496, 71870, 86244, 107805, 114992, 143740, 172488, 215610, 229984, 287480, 344976, 431220, 574960, 639643, 689952, 862440, 1149920, 1279286, 1724880, 1918929, 2558572, 3198215, 3449760, 3837858, 5117144, 6396430, 7675716, 9594645, 10234288, 12792860, 15351432, 19189290, 20468576, 25585720, 30702864, 38378580, 51171440, 61405728, 76757160, 102342880, 153514320, 307028640]

約数ペア:
[(1, 307028640), (2, 153514320), (3, 102342880), (4, 76757160), (5, 61405728), (6, 51171440), (8, 38378580), (10, 30702864), (12, 25585720), (15, 20468576), (16, 19189290), (20, 15351432), (24, 12792860), (30, 10234288), (32, 9594645), (40, 7675716), (48, 6396430), (60, 5117144), (80, 3837858), (89, 3449760), (96, 3198215), (120, 2558572), (160, 1918929), (178, 1724880), (240, 1279286), (267, 1149920), (356, 862440), (445, 689952), (480, 639643), (534, 574960), (712, 431220), (890, 344976), (1068, 287480), (1335, 229984), (1424, 215610), (1780, 172488), (2136, 143740), (2670, 114992), (2848, 107805), (3560, 86244), (4272, 71870), (5340, 57496), (7120, 43122), (7187, 42720), (8544, 35935), (10680, 28748), (14240, 21561), (14374, 21360)]

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