About the Number

2978401392

2978401391 ← → 2978401393

2進数表記:10110001100001101100110001110000

漢数字表記:二十九億七千八百四十万千三百九十二

素因数分解:

2 4 × 3 2 × 19 1 × 241 1 × 4517 1

素因数の和:4791
約数の個数: 120
約数和(自身を含む): 8812449360
約数和(自身を除く): 5834047968

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 241, 304, 342, 456, 482, 684, 723, 912, 964, 1368, 1446, 1928, 2169, 2736, 2892, 3856, 4338, 4517, 4579, 5784, 8676, 9034, 9158, 11568, 13551, 13737, 17352, 18068, 18316, 27102, 27474, 34704, 36136, 36632, 40653, 41211, 54204, 54948, 72272, 73264, 81306, 82422, 85823, 108408, 109896, 162612, 164844, 171646, 216816, 219792, 257469, 325224, 329688, 343292, 514938, 650448, 659376, 686584, 772407, 1029876, 1088597, 1373168, 1544814, 2059752, 2177194, 3089628, 3265791, 4119504, 4354388, 6179256, 6531582, 8708776, 9797373, 12358512, 13063164, 17417552, 19594746, 20683343, 26126328, 39189492, 41366686, 52252656, 62050029, 78378984, 82733372, 124100058, 156757968, 165466744, 186150087, 248200116, 330933488, 372300174, 496400232, 744600348, 992800464, 1489200696, 2978401392]

約数ペア:
[(1, 2978401392), (2, 1489200696), (3, 992800464), (4, 744600348), (6, 496400232), (8, 372300174), (9, 330933488), (12, 248200116), (16, 186150087), (18, 165466744), (19, 156757968), (24, 124100058), (36, 82733372), (38, 78378984), (48, 62050029), (57, 52252656), (72, 41366686), (76, 39189492), (114, 26126328), (144, 20683343), (152, 19594746), (171, 17417552), (228, 13063164), (241, 12358512), (304, 9797373), (342, 8708776), (456, 6531582), (482, 6179256), (684, 4354388), (723, 4119504), (912, 3265791), (964, 3089628), (1368, 2177194), (1446, 2059752), (1928, 1544814), (2169, 1373168), (2736, 1088597), (2892, 1029876), (3856, 772407), (4338, 686584), (4517, 659376), (4579, 650448), (5784, 514938), (8676, 343292), (9034, 329688), (9158, 325224), (11568, 257469), (13551, 219792), (13737, 216816), (17352, 171646), (18068, 164844), (18316, 162612), (27102, 109896), (27474, 108408), (34704, 85823), (36136, 82422), (36632, 81306), (40653, 73264), (41211, 72272), (54204, 54948)]

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