72005220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:511

約数の個数: 192

約数和(自身を含む): 262563840

約数和(自身を除く): 190558620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 84, 86, 90, 105, 108, 126, 129, 135, 140, 172, 180, 189, 210, 215, 252, 258, 270, 301, 315, 378, 387, 420, 430, 443, 516, 540, 602, 630, 645, 756, 774, 860, 886, 903, 945, 1161, 1204, 1260, 1290, 1329, 1505, 1548, 1772, 1806, 1890, 1935, 2215, 2322, 2580, 2658, 2709, 3010, 3101, 3612, 3780, 3870, 3987, 4430, 4515, 4644, 5316, 5418, 5805, 6020, 6202, 6645, 7740, 7974, 8127, 8860, 9030, 9303, 10836, 11610, 11961, 12404, 13290, 13545, 15505, 15948, 16254, 18060, 18606, 19049, 19935, 23220, 23922, 26580, 27090, 27909, 31010, 32508, 37212, 38098, 39870, 40635, 46515, 47844, 54180, 55818, 57147, 59805, 62020, 76196, 79740, 81270, 83727, 93030, 95245, 111636, 114294, 119610, 133343, 139545, 162540, 167454, 171441, 186060, 190490, 228588, 239220, 266686, 279090, 285735, 334908, 342882, 380980, 400029, 418635, 514323, 533372, 558180, 571470, 666715, 685764, 800058, 837270, 857205, 1028646, 1142940, 1200087, 1333430, 1600116, 1674540, 1714410, 2000145, 2057292, 2400174, 2571615, 2666860, 3428820, 3600261, 4000290, 4800348, 5143230, 6000435, 7200522, 8000580, 10286460, 12000870, 14401044, 18001305, 24001740, 36002610, 72005220]

約数ペア:

[(1, 72005220), (2, 36002610), (3, 24001740), (4, 18001305), (5, 14401044), (6, 12000870), (7, 10286460), (9, 8000580), (10, 7200522), (12, 6000435), (14, 5143230), (15, 4800348), (18, 4000290), (20, 3600261), (21, 3428820), (27, 2666860), (28, 2571615), (30, 2400174), (35, 2057292), (36, 2000145), (42, 1714410), (43, 1674540), (45, 1600116), (54, 1333430), (60, 1200087), (63, 1142940), (70, 1028646), (84, 857205), (86, 837270), (90, 800058), (105, 685764), (108, 666715), (126, 571470), (129, 558180), (135, 533372), (140, 514323), (172, 418635), (180, 400029), (189, 380980), (210, 342882), (215, 334908), (252, 285735), (258, 279090), (270, 266686), (301, 239220), (315, 228588), (378, 190490), (387, 186060), (420, 171441), (430, 167454), (443, 162540), (516, 139545), (540, 133343), (602, 119610), (630, 114294), (645, 111636), (756, 95245), (774, 93030), (860, 83727), (886, 81270), (903, 79740), (945, 76196), (1161, 62020), (1204, 59805), (1260, 57147), (1290, 55818), (1329, 54180), (1505, 47844), (1548, 46515), (1772, 40635), (1806, 39870), (1890, 38098), (1935, 37212), (2215, 32508), (2322, 31010), (2580, 27909), (2658, 27090), (2709, 26580), (3010, 23922), (3101, 23220), (3612, 19935), (3780, 19049), (3870, 18606), (3987, 18060), (4430, 16254), (4515, 15948), (4644, 15505), (5316, 13545), (5418, 13290), (5805, 12404), (6020, 11961), (6202, 11610), (6645, 10836), (7740, 9303), (7974, 9030), (8127, 8860)]