81659160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1213}}^1$

素因数の和:1258

約数の個数: 192

約数和(自身を含む): 306802080

約数和(自身を除く): 225142920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 51, 55, 60, 66, 68, 72, 85, 88, 90, 99, 102, 110, 120, 132, 136, 153, 165, 170, 180, 187, 198, 204, 220, 255, 264, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 561, 612, 660, 680, 748, 765, 792, 935, 990, 1020, 1122, 1213, 1224, 1320, 1496, 1530, 1683, 1870, 1980, 2040, 2244, 2426, 2805, 3060, 3366, 3639, 3740, 3960, 4488, 4852, 5610, 6065, 6120, 6732, 7278, 7480, 8415, 9704, 10917, 11220, 12130, 13343, 13464, 14556, 16830, 18195, 20621, 21834, 22440, 24260, 26686, 29112, 33660, 36390, 40029, 41242, 43668, 48520, 53372, 54585, 61863, 66715, 67320, 72780, 80058, 82484, 87336, 103105, 106744, 109170, 120087, 123726, 133430, 145560, 160116, 164968, 185589, 200145, 206210, 218340, 226831, 240174, 247452, 266860, 309315, 320232, 371178, 400290, 412420, 436680, 453662, 480348, 494904, 533720, 600435, 618630, 680493, 742356, 800580, 824840, 907324, 927945, 960696, 1134155, 1200870, 1237260, 1360986, 1484712, 1601160, 1814648, 1855890, 2041479, 2268310, 2401740, 2474520, 2721972, 3402465, 3711780, 4082958, 4536620, 4803480, 5443944, 6804930, 7423560, 8165916, 9073240, 10207395, 13609860, 16331832, 20414790, 27219720, 40829580, 81659160]

約数ペア:

[(1, 81659160), (2, 40829580), (3, 27219720), (4, 20414790), (5, 16331832), (6, 13609860), (8, 10207395), (9, 9073240), (10, 8165916), (11, 7423560), (12, 6804930), (15, 5443944), (17, 4803480), (18, 4536620), (20, 4082958), (22, 3711780), (24, 3402465), (30, 2721972), (33, 2474520), (34, 2401740), (36, 2268310), (40, 2041479), (44, 1855890), (45, 1814648), (51, 1601160), (55, 1484712), (60, 1360986), (66, 1237260), (68, 1200870), (72, 1134155), (85, 960696), (88, 927945), (90, 907324), (99, 824840), (102, 800580), (110, 742356), (120, 680493), (132, 618630), (136, 600435), (153, 533720), (165, 494904), (170, 480348), (180, 453662), (187, 436680), (198, 412420), (204, 400290), (220, 371178), (255, 320232), (264, 309315), (306, 266860), (330, 247452), (340, 240174), (360, 226831), (374, 218340), (396, 206210), (408, 200145), (440, 185589), (495, 164968), (510, 160116), (561, 145560), (612, 133430), (660, 123726), (680, 120087), (748, 109170), (765, 106744), (792, 103105), (935, 87336), (990, 82484), (1020, 80058), (1122, 72780), (1213, 67320), (1224, 66715), (1320, 61863), (1496, 54585), (1530, 53372), (1683, 48520), (1870, 43668), (1980, 41242), (2040, 40029), (2244, 36390), (2426, 33660), (2805, 29112), (3060, 26686), (3366, 24260), (3639, 22440), (3740, 21834), (3960, 20621), (4488, 18195), (4852, 16830), (5610, 14556), (6065, 13464), (6120, 13343), (6732, 12130), (7278, 11220), (7480, 10917), (8415, 9704)]