About the Number

121203900

121203899 ← → 121203901

2進数表記:111001110010110110010111100

漢数字表記:一億二千百二十万三千九百

素因数分解:

2 2 × 3 2 × 5 2 × 137 1 × 983 1

素因数の和:1140
約数の個数: 108
約数和(自身を含む): 383069232
約数和(自身を除く): 261865332

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 137, 150, 180, 225, 274, 300, 411, 450, 548, 685, 822, 900, 983, 1233, 1370, 1644, 1966, 2055, 2466, 2740, 2949, 3425, 3932, 4110, 4915, 4932, 5898, 6165, 6850, 8220, 8847, 9830, 10275, 11796, 12330, 13700, 14745, 17694, 19660, 20550, 24575, 24660, 29490, 30825, 35388, 41100, 44235, 49150, 58980, 61650, 73725, 88470, 98300, 123300, 134671, 147450, 176940, 221175, 269342, 294900, 404013, 442350, 538684, 673355, 808026, 884700, 1212039, 1346710, 1616052, 2020065, 2424078, 2693420, 3366775, 4040130, 4848156, 6060195, 6733550, 8080260, 10100325, 12120390, 13467100, 20200650, 24240780, 30300975, 40401300, 60601950, 121203900]

約数ペア:
[(1, 121203900), (2, 60601950), (3, 40401300), (4, 30300975), (5, 24240780), (6, 20200650), (9, 13467100), (10, 12120390), (12, 10100325), (15, 8080260), (18, 6733550), (20, 6060195), (25, 4848156), (30, 4040130), (36, 3366775), (45, 2693420), (50, 2424078), (60, 2020065), (75, 1616052), (90, 1346710), (100, 1212039), (137, 884700), (150, 808026), (180, 673355), (225, 538684), (274, 442350), (300, 404013), (411, 294900), (450, 269342), (548, 221175), (685, 176940), (822, 147450), (900, 134671), (983, 123300), (1233, 98300), (1370, 88470), (1644, 73725), (1966, 61650), (2055, 58980), (2466, 49150), (2740, 44235), (2949, 41100), (3425, 35388), (3932, 30825), (4110, 29490), (4915, 24660), (4932, 24575), (5898, 20550), (6165, 19660), (6850, 17694), (8220, 14745), (8847, 13700), (9830, 12330), (10275, 11796)]

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