About the Number

380445840

380445839 ← → 380445841

2進数表記:10110101011010010010010010000

漢数字表記:三億八千四十四万五千八百四十

素因数分解:

2 4 × 3 2 × 5 1 × 37 1 × 14281 1

素因数の和:14337
約数の個数: 120
約数和(自身を含む): 1312287288
約数和(自身を除く): 931841448

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1332, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 4440, 5328, 6660, 8880, 13320, 14281, 26640, 28562, 42843, 57124, 71405, 85686, 114248, 128529, 142810, 171372, 214215, 228496, 257058, 285620, 342744, 428430, 514116, 528397, 571240, 642645, 685488, 856860, 1028232, 1056794, 1142480, 1285290, 1585191, 1713720, 2056464, 2113588, 2570580, 2641985, 3170382, 3427440, 4227176, 4755573, 5141160, 5283970, 6340764, 7925955, 8454352, 9511146, 10282320, 10567940, 12681528, 15851910, 19022292, 21135880, 23777865, 25363056, 31703820, 38044584, 42271760, 47555730, 63407640, 76089168, 95111460, 126815280, 190222920, 380445840]

約数ペア:
[(1, 380445840), (2, 190222920), (3, 126815280), (4, 95111460), (5, 76089168), (6, 63407640), (8, 47555730), (9, 42271760), (10, 38044584), (12, 31703820), (15, 25363056), (16, 23777865), (18, 21135880), (20, 19022292), (24, 15851910), (30, 12681528), (36, 10567940), (37, 10282320), (40, 9511146), (45, 8454352), (48, 7925955), (60, 6340764), (72, 5283970), (74, 5141160), (80, 4755573), (90, 4227176), (111, 3427440), (120, 3170382), (144, 2641985), (148, 2570580), (180, 2113588), (185, 2056464), (222, 1713720), (240, 1585191), (296, 1285290), (333, 1142480), (360, 1056794), (370, 1028232), (444, 856860), (555, 685488), (592, 642645), (666, 571240), (720, 528397), (740, 514116), (888, 428430), (1110, 342744), (1332, 285620), (1480, 257058), (1665, 228496), (1776, 214215), (2220, 171372), (2664, 142810), (2960, 128529), (3330, 114248), (4440, 85686), (5328, 71405), (6660, 57124), (8880, 42843), (13320, 28562), (14281, 26640)]

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