About the Number

121318666380

121318666379 ← → 121318666381

2進数表記:1110000111111001001111111000010001100

漢数字表記:千二百十三億千八百六十六万六千三百八十

素因数分解:

2 2 × 3 3 × 5 1 × 17 1 × 13215541 1

素因数の和:13215576
約数の個数: 96
約数和(自身を含む): 399637990080
約数和(自身を除く): 278319323700

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 9180, 13215541, 26431082, 39646623, 52862164, 66077705, 79293246, 118939869, 132155410, 158586492, 198233115, 224664197, 237879738, 264310820, 356819607, 396466230, 449328394, 475759476, 594699345, 673992591, 713639214, 792932460, 898656788, 1123320985, 1189398690, 1347985182, 1427278428, 1784098035, 2021977773, 2246641970, 2378797380, 2695970364, 3369962955, 3568196070, 4043955546, 4493283940, 6065933319, 6739925910, 7136392140, 8087911092, 10109888865, 12131866638, 13479851820, 20219777730, 24263733276, 30329666595, 40439555460, 60659333190, 121318666380]

約数ペア:
[(1, 121318666380), (2, 60659333190), (3, 40439555460), (4, 30329666595), (5, 24263733276), (6, 20219777730), (9, 13479851820), (10, 12131866638), (12, 10109888865), (15, 8087911092), (17, 7136392140), (18, 6739925910), (20, 6065933319), (27, 4493283940), (30, 4043955546), (34, 3568196070), (36, 3369962955), (45, 2695970364), (51, 2378797380), (54, 2246641970), (60, 2021977773), (68, 1784098035), (85, 1427278428), (90, 1347985182), (102, 1189398690), (108, 1123320985), (135, 898656788), (153, 792932460), (170, 713639214), (180, 673992591), (204, 594699345), (255, 475759476), (270, 449328394), (306, 396466230), (340, 356819607), (459, 264310820), (510, 237879738), (540, 224664197), (612, 198233115), (765, 158586492), (918, 132155410), (1020, 118939869), (1530, 79293246), (1836, 66077705), (2295, 52862164), (3060, 39646623), (4590, 26431082), (9180, 13215541)]

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