About the Number

71390790

71390789 ← → 71390791

2進数表記:100010000010101011001000110

漢数字表記:七千百三十九万七百九十

素因数分解:

2 1 × 3 2 × 5 1 × 19 1 × 83 1 × 503 1

素因数の和:618
約数の個数: 96
約数和(自身を含む): 198132480
約数和(自身を除く): 126741690

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 83, 90, 95, 114, 166, 171, 190, 249, 285, 342, 415, 498, 503, 570, 747, 830, 855, 1006, 1245, 1494, 1509, 1577, 1710, 2490, 2515, 3018, 3154, 3735, 4527, 4731, 5030, 7470, 7545, 7885, 9054, 9462, 9557, 14193, 15090, 15770, 19114, 22635, 23655, 28386, 28671, 41749, 45270, 47310, 47785, 57342, 70965, 83498, 86013, 95570, 125247, 141930, 143355, 172026, 208745, 250494, 286710, 375741, 417490, 430065, 626235, 751482, 793231, 860130, 1252470, 1586462, 1878705, 2379693, 3757410, 3966155, 4759386, 7139079, 7932310, 11898465, 14278158, 23796930, 35695395, 71390790]

約数ペア:
[(1, 71390790), (2, 35695395), (3, 23796930), (5, 14278158), (6, 11898465), (9, 7932310), (10, 7139079), (15, 4759386), (18, 3966155), (19, 3757410), (30, 2379693), (38, 1878705), (45, 1586462), (57, 1252470), (83, 860130), (90, 793231), (95, 751482), (114, 626235), (166, 430065), (171, 417490), (190, 375741), (249, 286710), (285, 250494), (342, 208745), (415, 172026), (498, 143355), (503, 141930), (570, 125247), (747, 95570), (830, 86013), (855, 83498), (1006, 70965), (1245, 57342), (1494, 47785), (1509, 47310), (1577, 45270), (1710, 41749), (2490, 28671), (2515, 28386), (3018, 23655), (3154, 22635), (3735, 19114), (4527, 15770), (4731, 15090), (5030, 14193), (7470, 9557), (7545, 9462), (7885, 9054)]

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