64919520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{45083}}^1$

素因数の和:45104

約数の個数: 72

約数和(自身を含む): 221542776

約数和(自身を除く): 156623256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 45083, 90166, 135249, 180332, 225415, 270498, 360664, 405747, 450830, 540996, 676245, 721328, 811494, 901660, 1081992, 1352490, 1442656, 1622988, 1803320, 2028735, 2163984, 2704980, 3245976, 3606640, 4057470, 4327968, 5409960, 6491952, 7213280, 8114940, 10819920, 12983904, 16229880, 21639840, 32459760, 64919520]

約数ペア:

[(1, 64919520), (2, 32459760), (3, 21639840), (4, 16229880), (5, 12983904), (6, 10819920), (8, 8114940), (9, 7213280), (10, 6491952), (12, 5409960), (15, 4327968), (16, 4057470), (18, 3606640), (20, 3245976), (24, 2704980), (30, 2163984), (32, 2028735), (36, 1803320), (40, 1622988), (45, 1442656), (48, 1352490), (60, 1081992), (72, 901660), (80, 811494), (90, 721328), (96, 676245), (120, 540996), (144, 450830), (160, 405747), (180, 360664), (240, 270498), (288, 225415), (360, 180332), (480, 135249), (720, 90166), (1440, 45083)]