About the Number

105515280

105515279 ← → 105515281

2進数表記:110010010100000100100010000

漢数字表記:一億五百五十一万五千二百八十

素因数分解:

2 4 × 3 2 × 5 1 × 13 1 × 11273 1

素因数の和:11305
約数の個数: 120
約数和(自身を含む): 381647448
約数和(自身を除く): 276132168

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 11273, 22546, 33819, 45092, 56365, 67638, 90184, 101457, 112730, 135276, 146549, 169095, 180368, 202914, 225460, 270552, 293098, 338190, 405828, 439647, 450920, 507285, 541104, 586196, 676380, 732745, 811656, 879294, 901840, 1014570, 1172392, 1318941, 1352760, 1465490, 1623312, 1758588, 2029140, 2198235, 2344784, 2637882, 2705520, 2930980, 3517176, 4058280, 4396470, 5275764, 5861960, 6594705, 7034352, 8116560, 8792940, 10551528, 11723920, 13189410, 17585880, 21103056, 26378820, 35171760, 52757640, 105515280]

約数ペア:
[(1, 105515280), (2, 52757640), (3, 35171760), (4, 26378820), (5, 21103056), (6, 17585880), (8, 13189410), (9, 11723920), (10, 10551528), (12, 8792940), (13, 8116560), (15, 7034352), (16, 6594705), (18, 5861960), (20, 5275764), (24, 4396470), (26, 4058280), (30, 3517176), (36, 2930980), (39, 2705520), (40, 2637882), (45, 2344784), (48, 2198235), (52, 2029140), (60, 1758588), (65, 1623312), (72, 1465490), (78, 1352760), (80, 1318941), (90, 1172392), (104, 1014570), (117, 901840), (120, 879294), (130, 811656), (144, 732745), (156, 676380), (180, 586196), (195, 541104), (208, 507285), (234, 450920), (240, 439647), (260, 405828), (312, 338190), (360, 293098), (390, 270552), (468, 225460), (520, 202914), (585, 180368), (624, 169095), (720, 146549), (780, 135276), (936, 112730), (1040, 101457), (1170, 90184), (1560, 67638), (1872, 56365), (2340, 45092), (3120, 33819), (4680, 22546), (9360, 11273)]

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