About the Number

120302988

120302987 ← → 120302989

2進数表記:111001010111010110110001100

漢数字表記:一億二千三十万二千九百八十八

素因数分解:

2 2 × 3 1 × 13 2 × 137 1 × 433 1

素因数の和:603
約数の個数: 72
約数和(自身を含む): 306886608
約数和(自身を除く): 186583620

約数列:
[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 137, 156, 169, 274, 338, 411, 433, 507, 548, 676, 822, 866, 1014, 1299, 1644, 1732, 1781, 2028, 2598, 3562, 5196, 5343, 5629, 7124, 10686, 11258, 16887, 21372, 22516, 23153, 33774, 46306, 59321, 67548, 69459, 73177, 92612, 118642, 138918, 146354, 177963, 219531, 237284, 277836, 292708, 355926, 439062, 711852, 771173, 878124, 1542346, 2313519, 3084692, 4627038, 9254076, 10025249, 20050498, 30075747, 40100996, 60151494, 120302988]

約数ペア:
[(1, 120302988), (2, 60151494), (3, 40100996), (4, 30075747), (6, 20050498), (12, 10025249), (13, 9254076), (26, 4627038), (39, 3084692), (52, 2313519), (78, 1542346), (137, 878124), (156, 771173), (169, 711852), (274, 439062), (338, 355926), (411, 292708), (433, 277836), (507, 237284), (548, 219531), (676, 177963), (822, 146354), (866, 138918), (1014, 118642), (1299, 92612), (1644, 73177), (1732, 69459), (1781, 67548), (2028, 59321), (2598, 46306), (3562, 33774), (5196, 23153), (5343, 22516), (5629, 21372), (7124, 16887), (10686, 11258)]

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