206437652720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6403153}}^1$

素因数の和:6403210

約数の個数: 80

約数和(自身を含む): 533562016512

約数和(自身を除く): 327124363792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 6403153, 12806306, 25612612, 32015765, 51225224, 64031530, 83240989, 102450448, 128063060, 166481978, 198497743, 256126120, 332963956, 396995486, 416204945, 512252240, 665927912, 793990972, 832409890, 992488715, 1331855824, 1587981944, 1664819780, 1984977430, 2580470659, 3175963888, 3329639560, 3969954860, 5160941318, 6659279120, 7939909720, 10321882636, 12902353295, 15879819440, 20643765272, 25804706590, 41287530544, 51609413180, 103218826360, 206437652720]

約数ペア:

[(1, 206437652720), (2, 103218826360), (4, 51609413180), (5, 41287530544), (8, 25804706590), (10, 20643765272), (13, 15879819440), (16, 12902353295), (20, 10321882636), (26, 7939909720), (31, 6659279120), (40, 5160941318), (52, 3969954860), (62, 3329639560), (65, 3175963888), (80, 2580470659), (104, 1984977430), (124, 1664819780), (130, 1587981944), (155, 1331855824), (208, 992488715), (248, 832409890), (260, 793990972), (310, 665927912), (403, 512252240), (496, 416204945), (520, 396995486), (620, 332963956), (806, 256126120), (1040, 198497743), (1240, 166481978), (1612, 128063060), (2015, 102450448), (2480, 83240989), (3224, 64031530), (4030, 51225224), (6448, 32015765), (8060, 25612612), (16120, 12806306), (32240, 6403153)]