About the Number

129398208

129398207 ← → 129398209

2進数表記:111101101100111010111000000

漢数字表記:一億二千九百三十九万八千二百八

素因数分解:

2 6 × 3 1 × 19 1 × 79 1 × 449 1

素因数の和:562
約数の個数: 112
約数和(自身を含む): 365760000
約数和(自身を除く): 236361792

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 79, 96, 114, 152, 158, 192, 228, 237, 304, 316, 449, 456, 474, 608, 632, 898, 912, 948, 1216, 1264, 1347, 1501, 1796, 1824, 1896, 2528, 2694, 3002, 3592, 3648, 3792, 4503, 5056, 5388, 6004, 7184, 7584, 8531, 9006, 10776, 12008, 14368, 15168, 17062, 18012, 21552, 24016, 25593, 28736, 34124, 35471, 36024, 43104, 48032, 51186, 68248, 70942, 72048, 86208, 96064, 102372, 106413, 136496, 141884, 144096, 204744, 212826, 272992, 283768, 288192, 409488, 425652, 545984, 567536, 673949, 818976, 851304, 1135072, 1347898, 1637952, 1702608, 2021847, 2270144, 2695796, 3405216, 4043694, 5391592, 6810432, 8087388, 10783184, 16174776, 21566368, 32349552, 43132736, 64699104, 129398208]

約数ペア:
[(1, 129398208), (2, 64699104), (3, 43132736), (4, 32349552), (6, 21566368), (8, 16174776), (12, 10783184), (16, 8087388), (19, 6810432), (24, 5391592), (32, 4043694), (38, 3405216), (48, 2695796), (57, 2270144), (64, 2021847), (76, 1702608), (79, 1637952), (96, 1347898), (114, 1135072), (152, 851304), (158, 818976), (192, 673949), (228, 567536), (237, 545984), (304, 425652), (316, 409488), (449, 288192), (456, 283768), (474, 272992), (608, 212826), (632, 204744), (898, 144096), (912, 141884), (948, 136496), (1216, 106413), (1264, 102372), (1347, 96064), (1501, 86208), (1796, 72048), (1824, 70942), (1896, 68248), (2528, 51186), (2694, 48032), (3002, 43104), (3592, 36024), (3648, 35471), (3792, 34124), (4503, 28736), (5056, 25593), (5388, 24016), (6004, 21552), (7184, 18012), (7584, 17062), (8531, 15168), (9006, 14368), (10776, 12008)]

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