438879760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 160

約数和(自身を含む): 1157068800

約数和(自身を除く): 718189040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 79, 80, 88, 107, 110, 118, 158, 176, 214, 220, 236, 295, 316, 395, 428, 440, 472, 535, 590, 632, 649, 790, 856, 869, 880, 944, 1070, 1177, 1180, 1264, 1298, 1580, 1712, 1738, 2140, 2354, 2360, 2596, 3160, 3245, 3476, 4280, 4345, 4661, 4708, 4720, 5192, 5885, 6313, 6320, 6490, 6952, 8453, 8560, 8690, 9322, 9416, 10384, 11770, 12626, 12980, 13904, 16906, 17380, 18644, 18832, 23305, 23540, 25252, 25960, 31565, 33812, 34760, 37288, 42265, 46610, 47080, 50504, 51271, 51920, 63130, 67624, 69443, 69520, 74576, 84530, 92983, 93220, 94160, 101008, 102542, 126260, 135248, 138886, 169060, 185966, 186440, 205084, 252520, 256355, 277772, 338120, 347215, 371932, 372880, 410168, 464915, 498727, 505040, 512710, 555544, 676240, 694430, 743864, 820336, 929830, 997454, 1025420, 1111088, 1388860, 1487728, 1859660, 1994908, 2050840, 2493635, 2777720, 3719320, 3989816, 4101680, 4987270, 5485997, 5555440, 7438640, 7979632, 9974540, 10971994, 19949080, 21943988, 27429985, 39898160, 43887976, 54859970, 87775952, 109719940, 219439880, 438879760]

約数ペア:

[(1, 438879760), (2, 219439880), (4, 109719940), (5, 87775952), (8, 54859970), (10, 43887976), (11, 39898160), (16, 27429985), (20, 21943988), (22, 19949080), (40, 10971994), (44, 9974540), (55, 7979632), (59, 7438640), (79, 5555440), (80, 5485997), (88, 4987270), (107, 4101680), (110, 3989816), (118, 3719320), (158, 2777720), (176, 2493635), (214, 2050840), (220, 1994908), (236, 1859660), (295, 1487728), (316, 1388860), (395, 1111088), (428, 1025420), (440, 997454), (472, 929830), (535, 820336), (590, 743864), (632, 694430), (649, 676240), (790, 555544), (856, 512710), (869, 505040), (880, 498727), (944, 464915), (1070, 410168), (1177, 372880), (1180, 371932), (1264, 347215), (1298, 338120), (1580, 277772), (1712, 256355), (1738, 252520), (2140, 205084), (2354, 186440), (2360, 185966), (2596, 169060), (3160, 138886), (3245, 135248), (3476, 126260), (4280, 102542), (4345, 101008), (4661, 94160), (4708, 93220), (4720, 92983), (5192, 84530), (5885, 74576), (6313, 69520), (6320, 69443), (6490, 67624), (6952, 63130), (8453, 51920), (8560, 51271), (8690, 50504), (9322, 47080), (9416, 46610), (10384, 42265), (11770, 37288), (12626, 34760), (12980, 33812), (13904, 31565), (16906, 25960), (17380, 25252), (18644, 23540), (18832, 23305)]