238304878

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 459648000

約数和(自身を除く): 221343122

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 151, 238, 266, 302, 323, 349, 646, 698, 1057, 2114, 2261, 2443, 2567, 2869, 4522, 4886, 5134, 5738, 5933, 6631, 11866, 13262, 17969, 20083, 35938, 40166, 41531, 46417, 48773, 52699, 83062, 92834, 97546, 105398, 112727, 225454, 341411, 368893, 682822, 737786, 789089, 895883, 1001281, 1578178, 1791766, 2002562, 6271181, 7008967, 12542362, 14017934, 17021777, 34043554, 119152439, 238304878]

約数ペア:

[(1, 238304878), (2, 119152439), (7, 34043554), (14, 17021777), (17, 14017934), (19, 12542362), (34, 7008967), (38, 6271181), (119, 2002562), (133, 1791766), (151, 1578178), (238, 1001281), (266, 895883), (302, 789089), (323, 737786), (349, 682822), (646, 368893), (698, 341411), (1057, 225454), (2114, 112727), (2261, 105398), (2443, 97546), (2567, 92834), (2869, 83062), (4522, 52699), (4886, 48773), (5134, 46417), (5738, 41531), (5933, 40166), (6631, 35938), (11866, 20083), (13262, 17969)]