290498040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6781}}^1$

素因数の和:6822

約数の個数: 192

約数和(自身を含む): 1142631360

約数和(自身を除く): 852133320

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, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1530, 1785, 2040, 2142, 2380, 2520, 2856, 3060, 3570, 4284, 4760, 5355, 6120, 6781, 7140, 8568, 10710, 13562, 14280, 20343, 21420, 27124, 33905, 40686, 42840, 47467, 54248, 61029, 67810, 81372, 94934, 101715, 115277, 122058, 135620, 142401, 162744, 189868, 203430, 230554, 237335, 244116, 271240, 284802, 305145, 345831, 379736, 406860, 427203, 461108, 474670, 488232, 569604, 576385, 610290, 691662, 712005, 806939, 813720, 854406, 922216, 949340, 1037493, 1139208, 1152770, 1220580, 1383324, 1424010, 1613878, 1708812, 1729155, 1898680, 2074986, 2136015, 2305540, 2420817, 2441160, 2766648, 2848020, 3227756, 3417624, 3458310, 4034695, 4149972, 4272030, 4611080, 4841634, 5187465, 5696040, 6455512, 6916620, 7262451, 8069390, 8299944, 8544060, 9683268, 10374930, 12104085, 13833240, 14524902, 16138780, 17088120, 19366536, 20749860, 24208170, 29049804, 32277560, 36312255, 41499720, 48416340, 58099608, 72624510, 96832680, 145249020, 290498040]

約数ペア:

[(1, 290498040), (2, 145249020), (3, 96832680), (4, 72624510), (5, 58099608), (6, 48416340), (7, 41499720), (8, 36312255), (9, 32277560), (10, 29049804), (12, 24208170), (14, 20749860), (15, 19366536), (17, 17088120), (18, 16138780), (20, 14524902), (21, 13833240), (24, 12104085), (28, 10374930), (30, 9683268), (34, 8544060), (35, 8299944), (36, 8069390), (40, 7262451), (42, 6916620), (45, 6455512), (51, 5696040), (56, 5187465), (60, 4841634), (63, 4611080), (68, 4272030), (70, 4149972), (72, 4034695), (84, 3458310), (85, 3417624), (90, 3227756), (102, 2848020), (105, 2766648), (119, 2441160), (120, 2420817), (126, 2305540), (136, 2136015), (140, 2074986), (153, 1898680), (168, 1729155), (170, 1708812), (180, 1613878), (204, 1424010), (210, 1383324), (238, 1220580), (252, 1152770), (255, 1139208), (280, 1037493), (306, 949340), (315, 922216), (340, 854406), (357, 813720), (360, 806939), (408, 712005), (420, 691662), (476, 610290), (504, 576385), (510, 569604), (595, 488232), (612, 474670), (630, 461108), (680, 427203), (714, 406860), (765, 379736), (840, 345831), (952, 305145), (1020, 284802), (1071, 271240), (1190, 244116), (1224, 237335), (1260, 230554), (1428, 203430), (1530, 189868), (1785, 162744), (2040, 142401), (2142, 135620), (2380, 122058), (2520, 115277), (2856, 101715), (3060, 94934), (3570, 81372), (4284, 67810), (4760, 61029), (5355, 54248), (6120, 47467), (6781, 42840), (7140, 40686), (8568, 33905), (10710, 27124), (13562, 21420), (14280, 20343)]