18538080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3511}}^1$

素因数の和:3540

約数の個数: 96

約数和(自身を含む): 63721728

約数和(自身を除く): 45183648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 3511, 5280, 7022, 10533, 14044, 17555, 21066, 28088, 35110, 38621, 42132, 52665, 56176, 70220, 77242, 84264, 105330, 112352, 115863, 140440, 154484, 168528, 193105, 210660, 231726, 280880, 308968, 337056, 386210, 421320, 463452, 561760, 579315, 617936, 772420, 842640, 926904, 1158630, 1235872, 1544840, 1685280, 1853808, 2317260, 3089680, 3707616, 4634520, 6179360, 9269040, 18538080]

約数ペア:

[(1, 18538080), (2, 9269040), (3, 6179360), (4, 4634520), (5, 3707616), (6, 3089680), (8, 2317260), (10, 1853808), (11, 1685280), (12, 1544840), (15, 1235872), (16, 1158630), (20, 926904), (22, 842640), (24, 772420), (30, 617936), (32, 579315), (33, 561760), (40, 463452), (44, 421320), (48, 386210), (55, 337056), (60, 308968), (66, 280880), (80, 231726), (88, 210660), (96, 193105), (110, 168528), (120, 154484), (132, 140440), (160, 115863), (165, 112352), (176, 105330), (220, 84264), (240, 77242), (264, 70220), (330, 56176), (352, 52665), (440, 42132), (480, 38621), (528, 35110), (660, 28088), (880, 21066), (1056, 17555), (1320, 14044), (1760, 10533), (2640, 7022), (3511, 5280)]