1980051948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{7577}}^1$

素因数の和:7672

約数の個数: 144

約数和(自身を含む): 6156730944

約数和(自身を除く): 4176678996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 61, 63, 68, 84, 102, 119, 122, 126, 153, 183, 204, 238, 244, 252, 306, 357, 366, 427, 476, 549, 612, 714, 732, 854, 1037, 1071, 1098, 1281, 1428, 1708, 2074, 2142, 2196, 2562, 3111, 3843, 4148, 4284, 5124, 6222, 7259, 7577, 7686, 9333, 12444, 14518, 15154, 15372, 18666, 21777, 22731, 29036, 30308, 37332, 43554, 45462, 53039, 65331, 68193, 87108, 90924, 106078, 128809, 130662, 136386, 159117, 212156, 257618, 261324, 272772, 318234, 386427, 462197, 477351, 515236, 636468, 772854, 901663, 924394, 954702, 1159281, 1386591, 1545708, 1803326, 1848788, 1909404, 2318562, 2704989, 2773182, 3235379, 3606652, 4159773, 4637124, 5409978, 5546364, 6470758, 7857349, 8114967, 8319546, 9706137, 10819956, 12941516, 15714698, 16229934, 16639092, 19412274, 23572047, 29118411, 31429396, 32459868, 38824548, 47144094, 55001443, 58236822, 70716141, 94288188, 110002886, 116473644, 141432282, 165004329, 220005772, 282864564, 330008658, 495012987, 660017316, 990025974, 1980051948]

約数ペア:

[(1, 1980051948), (2, 990025974), (3, 660017316), (4, 495012987), (6, 330008658), (7, 282864564), (9, 220005772), (12, 165004329), (14, 141432282), (17, 116473644), (18, 110002886), (21, 94288188), (28, 70716141), (34, 58236822), (36, 55001443), (42, 47144094), (51, 38824548), (61, 32459868), (63, 31429396), (68, 29118411), (84, 23572047), (102, 19412274), (119, 16639092), (122, 16229934), (126, 15714698), (153, 12941516), (183, 10819956), (204, 9706137), (238, 8319546), (244, 8114967), (252, 7857349), (306, 6470758), (357, 5546364), (366, 5409978), (427, 4637124), (476, 4159773), (549, 3606652), (612, 3235379), (714, 2773182), (732, 2704989), (854, 2318562), (1037, 1909404), (1071, 1848788), (1098, 1803326), (1281, 1545708), (1428, 1386591), (1708, 1159281), (2074, 954702), (2142, 924394), (2196, 901663), (2562, 772854), (3111, 636468), (3843, 515236), (4148, 477351), (4284, 462197), (5124, 386427), (6222, 318234), (7259, 272772), (7577, 261324), (7686, 257618), (9333, 212156), (12444, 159117), (14518, 136386), (15154, 130662), (15372, 128809), (18666, 106078), (21777, 90924), (22731, 87108), (29036, 68193), (30308, 65331), (37332, 53039), (43554, 45462)]