55499220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2591}}^1$

素因数の和:2630

約数の個数: 144

約数和(自身を含む): 203793408

約数和(自身を除く): 148294188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 2591, 3060, 3570, 4284, 5182, 5355, 7140, 7773, 10364, 10710, 12955, 15546, 18137, 21420, 23319, 25910, 31092, 36274, 38865, 44047, 46638, 51820, 54411, 72548, 77730, 88094, 90685, 93276, 108822, 116595, 132141, 155460, 163233, 176188, 181370, 217644, 220235, 233190, 264282, 272055, 308329, 326466, 362740, 396423, 440470, 466380, 528564, 544110, 616658, 652932, 660705, 792846, 816165, 880940, 924987, 1088220, 1233316, 1321410, 1541645, 1585692, 1632330, 1849974, 1982115, 2642820, 2774961, 3083290, 3264660, 3699948, 3964230, 4624935, 5549922, 6166580, 7928460, 9249870, 11099844, 13874805, 18499740, 27749610, 55499220]

約数ペア:

[(1, 55499220), (2, 27749610), (3, 18499740), (4, 13874805), (5, 11099844), (6, 9249870), (7, 7928460), (9, 6166580), (10, 5549922), (12, 4624935), (14, 3964230), (15, 3699948), (17, 3264660), (18, 3083290), (20, 2774961), (21, 2642820), (28, 1982115), (30, 1849974), (34, 1632330), (35, 1585692), (36, 1541645), (42, 1321410), (45, 1233316), (51, 1088220), (60, 924987), (63, 880940), (68, 816165), (70, 792846), (84, 660705), (85, 652932), (90, 616658), (102, 544110), (105, 528564), (119, 466380), (126, 440470), (140, 396423), (153, 362740), (170, 326466), (180, 308329), (204, 272055), (210, 264282), (238, 233190), (252, 220235), (255, 217644), (306, 181370), (315, 176188), (340, 163233), (357, 155460), (420, 132141), (476, 116595), (510, 108822), (595, 93276), (612, 90685), (630, 88094), (714, 77730), (765, 72548), (1020, 54411), (1071, 51820), (1190, 46638), (1260, 44047), (1428, 38865), (1530, 36274), (1785, 31092), (2142, 25910), (2380, 23319), (2591, 21420), (3060, 18137), (3570, 15546), (4284, 12955), (5182, 10710), (5355, 10364), (7140, 7773)]