18549720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1$

素因数の和:474

約数の個数: 192

約数和(自身を含む): 73120320

約数和(自身を除く): 54570600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 433, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 866, 952, 1020, 1071, 1190, 1224, 1260, 1299, 1428, 1530, 1732, 1785, 2040, 2142, 2165, 2380, 2520, 2598, 2856, 3031, 3060, 3464, 3570, 3897, 4284, 4330, 4760, 5196, 5355, 6062, 6120, 6495, 7140, 7361, 7794, 8568, 8660, 9093, 10392, 10710, 12124, 12990, 14280, 14722, 15155, 15588, 17320, 18186, 19485, 21420, 22083, 24248, 25980, 27279, 29444, 30310, 31176, 36372, 36805, 38970, 42840, 44166, 45465, 51527, 51960, 54558, 58888, 60620, 66249, 72744, 73610, 77940, 88332, 90930, 103054, 109116, 110415, 121240, 132498, 136395, 147220, 154581, 155880, 176664, 181860, 206108, 218232, 220830, 257635, 264996, 272790, 294440, 309162, 331245, 363720, 412216, 441660, 463743, 515270, 529992, 545580, 618324, 662490, 772905, 883320, 927486, 1030540, 1091160, 1236648, 1324980, 1545810, 1854972, 2061080, 2318715, 2649960, 3091620, 3709944, 4637430, 6183240, 9274860, 18549720]

約数ペア:

[(1, 18549720), (2, 9274860), (3, 6183240), (4, 4637430), (5, 3709944), (6, 3091620), (7, 2649960), (8, 2318715), (9, 2061080), (10, 1854972), (12, 1545810), (14, 1324980), (15, 1236648), (17, 1091160), (18, 1030540), (20, 927486), (21, 883320), (24, 772905), (28, 662490), (30, 618324), (34, 545580), (35, 529992), (36, 515270), (40, 463743), (42, 441660), (45, 412216), (51, 363720), (56, 331245), (60, 309162), (63, 294440), (68, 272790), (70, 264996), (72, 257635), (84, 220830), (85, 218232), (90, 206108), (102, 181860), (105, 176664), (119, 155880), (120, 154581), (126, 147220), (136, 136395), (140, 132498), (153, 121240), (168, 110415), (170, 109116), (180, 103054), (204, 90930), (210, 88332), (238, 77940), (252, 73610), (255, 72744), (280, 66249), (306, 60620), (315, 58888), (340, 54558), (357, 51960), (360, 51527), (408, 45465), (420, 44166), (433, 42840), (476, 38970), (504, 36805), (510, 36372), (595, 31176), (612, 30310), (630, 29444), (680, 27279), (714, 25980), (765, 24248), (840, 22083), (866, 21420), (952, 19485), (1020, 18186), (1071, 17320), (1190, 15588), (1224, 15155), (1260, 14722), (1299, 14280), (1428, 12990), (1530, 12124), (1732, 10710), (1785, 10392), (2040, 9093), (2142, 8660), (2165, 8568), (2380, 7794), (2520, 7361), (2598, 7140), (2856, 6495), (3031, 6120), (3060, 6062), (3464, 5355), (3570, 5196), (3897, 4760), (4284, 4330)]