28467180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:485

約数の個数: 192

約数和(自身を含む): 107412480

約数和(自身を除く): 78945300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 340, 357, 378, 420, 443, 459, 476, 510, 540, 595, 612, 630, 714, 756, 765, 886, 918, 945, 1020, 1071, 1190, 1260, 1329, 1428, 1530, 1772, 1785, 1836, 1890, 2142, 2215, 2295, 2380, 2658, 3060, 3101, 3213, 3570, 3780, 3987, 4284, 4430, 4590, 5316, 5355, 6202, 6426, 6645, 7140, 7531, 7974, 8860, 9180, 9303, 10710, 11961, 12404, 12852, 13290, 15062, 15505, 15948, 16065, 18606, 19935, 21420, 22593, 23922, 26580, 27909, 30124, 31010, 32130, 37212, 37655, 39870, 45186, 46515, 47844, 52717, 55818, 59805, 62020, 64260, 67779, 75310, 79740, 83727, 90372, 93030, 105434, 111636, 112965, 119610, 135558, 139545, 150620, 158151, 167454, 186060, 203337, 210868, 225930, 239220, 263585, 271116, 279090, 316302, 334908, 338895, 406674, 418635, 451860, 474453, 527170, 558180, 632604, 677790, 790755, 813348, 837270, 948906, 1016685, 1054340, 1355580, 1423359, 1581510, 1674540, 1897812, 2033370, 2372265, 2846718, 3163020, 4066740, 4744530, 5693436, 7116795, 9489060, 14233590, 28467180]

約数ペア:

[(1, 28467180), (2, 14233590), (3, 9489060), (4, 7116795), (5, 5693436), (6, 4744530), (7, 4066740), (9, 3163020), (10, 2846718), (12, 2372265), (14, 2033370), (15, 1897812), (17, 1674540), (18, 1581510), (20, 1423359), (21, 1355580), (27, 1054340), (28, 1016685), (30, 948906), (34, 837270), (35, 813348), (36, 790755), (42, 677790), (45, 632604), (51, 558180), (54, 527170), (60, 474453), (63, 451860), (68, 418635), (70, 406674), (84, 338895), (85, 334908), (90, 316302), (102, 279090), (105, 271116), (108, 263585), (119, 239220), (126, 225930), (135, 210868), (140, 203337), (153, 186060), (170, 167454), (180, 158151), (189, 150620), (204, 139545), (210, 135558), (238, 119610), (252, 112965), (255, 111636), (270, 105434), (306, 93030), (315, 90372), (340, 83727), (357, 79740), (378, 75310), (420, 67779), (443, 64260), (459, 62020), (476, 59805), (510, 55818), (540, 52717), (595, 47844), (612, 46515), (630, 45186), (714, 39870), (756, 37655), (765, 37212), (886, 32130), (918, 31010), (945, 30124), (1020, 27909), (1071, 26580), (1190, 23922), (1260, 22593), (1329, 21420), (1428, 19935), (1530, 18606), (1772, 16065), (1785, 15948), (1836, 15505), (1890, 15062), (2142, 13290), (2215, 12852), (2295, 12404), (2380, 11961), (2658, 10710), (3060, 9303), (3101, 9180), (3213, 8860), (3570, 7974), (3780, 7531), (3987, 7140), (4284, 6645), (4430, 6426), (4590, 6202), (5316, 5355)]