2120804910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:632

約数の個数: 256

約数和(自身を含む): 6905088000

約数和(自身を除く): 4784283090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 85, 90, 102, 105, 119, 126, 135, 149, 153, 170, 189, 210, 238, 255, 270, 298, 306, 315, 357, 378, 443, 447, 459, 510, 595, 630, 714, 745, 765, 886, 894, 918, 945, 1043, 1071, 1190, 1329, 1341, 1490, 1530, 1785, 1890, 2086, 2142, 2215, 2235, 2295, 2533, 2658, 2682, 3101, 3129, 3213, 3570, 3987, 4023, 4430, 4470, 4590, 5066, 5215, 5355, 6202, 6258, 6426, 6645, 6705, 7531, 7599, 7974, 8046, 9303, 9387, 10430, 10710, 11961, 12665, 13290, 13410, 15062, 15198, 15505, 15645, 16065, 17731, 18606, 18774, 19935, 20115, 22593, 22797, 23922, 25330, 27909, 28161, 31010, 31290, 32130, 35462, 37655, 37995, 39870, 40230, 45186, 45594, 46515, 46935, 52717, 53193, 55818, 56322, 59805, 66007, 67779, 68391, 75310, 75990, 83727, 88655, 93030, 93870, 105434, 106386, 112965, 113985, 119610, 132014, 135558, 136782, 139545, 140805, 158151, 159579, 167454, 177310, 198021, 203337, 225930, 227970, 263585, 265965, 279090, 281610, 316302, 319158, 330035, 338895, 341955, 396042, 406674, 418635, 462049, 474453, 478737, 527170, 531930, 594063, 660070, 677790, 683910, 790755, 797895, 837270, 924098, 948906, 957474, 990105, 1016685, 1122119, 1188126, 1386147, 1423359, 1581510, 1595790, 1782189, 1980210, 2033370, 2244238, 2310245, 2372265, 2393685, 2772294, 2846718, 2970315, 3366357, 3564378, 4158441, 4620490, 4744530, 4787370, 5610595, 5940630, 6732714, 6930735, 7116795, 7854833, 8316882, 8910945, 10099071, 11221190, 12475323, 13861470, 14233590, 15709666, 16831785, 17821890, 20198142, 20792205, 23564499, 24950646, 30297213, 33663570, 39274165, 41584410, 47128998, 50495355, 60594426, 62376615, 70693497, 78548330, 100990710, 117822495, 124753230, 141386994, 151486065, 212080491, 235644990, 302972130, 353467485, 424160982, 706934970, 1060402455, 2120804910]

約数ペア:

[(1, 2120804910), (2, 1060402455), (3, 706934970), (5, 424160982), (6, 353467485), (7, 302972130), (9, 235644990), (10, 212080491), (14, 151486065), (15, 141386994), (17, 124753230), (18, 117822495), (21, 100990710), (27, 78548330), (30, 70693497), (34, 62376615), (35, 60594426), (42, 50495355), (45, 47128998), (51, 41584410), (54, 39274165), (63, 33663570), (70, 30297213), (85, 24950646), (90, 23564499), (102, 20792205), (105, 20198142), (119, 17821890), (126, 16831785), (135, 15709666), (149, 14233590), (153, 13861470), (170, 12475323), (189, 11221190), (210, 10099071), (238, 8910945), (255, 8316882), (270, 7854833), (298, 7116795), (306, 6930735), (315, 6732714), (357, 5940630), (378, 5610595), (443, 4787370), (447, 4744530), (459, 4620490), (510, 4158441), (595, 3564378), (630, 3366357), (714, 2970315), (745, 2846718), (765, 2772294), (886, 2393685), (894, 2372265), (918, 2310245), (945, 2244238), (1043, 2033370), (1071, 1980210), (1190, 1782189), (1329, 1595790), (1341, 1581510), (1490, 1423359), (1530, 1386147), (1785, 1188126), (1890, 1122119), (2086, 1016685), (2142, 990105), (2215, 957474), (2235, 948906), (2295, 924098), (2533, 837270), (2658, 797895), (2682, 790755), (3101, 683910), (3129, 677790), (3213, 660070), (3570, 594063), (3987, 531930), (4023, 527170), (4430, 478737), (4470, 474453), (4590, 462049), (5066, 418635), (5215, 406674), (5355, 396042), (6202, 341955), (6258, 338895), (6426, 330035), (6645, 319158), (6705, 316302), (7531, 281610), (7599, 279090), (7974, 265965), (8046, 263585), (9303, 227970), (9387, 225930), (10430, 203337), (10710, 198021), (11961, 177310), (12665, 167454), (13290, 159579), (13410, 158151), (15062, 140805), (15198, 139545), (15505, 136782), (15645, 135558), (16065, 132014), (17731, 119610), (18606, 113985), (18774, 112965), (19935, 106386), (20115, 105434), (22593, 93870), (22797, 93030), (23922, 88655), (25330, 83727), (27909, 75990), (28161, 75310), (31010, 68391), (31290, 67779), (32130, 66007), (35462, 59805), (37655, 56322), (37995, 55818), (39870, 53193), (40230, 52717), (45186, 46935), (45594, 46515)]