38818920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1307

約数の個数: 128

約数和(自身を含む): 136800000

約数和(自身を除く): 97981080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1249, 1295, 1480, 1554, 2072, 2220, 2498, 2590, 3108, 3747, 3885, 4440, 4996, 5180, 6216, 6245, 7494, 7770, 8743, 9992, 10360, 12490, 14988, 15540, 17486, 18735, 24980, 26229, 29976, 31080, 34972, 37470, 43715, 46213, 49960, 52458, 69944, 74940, 87430, 92426, 104916, 131145, 138639, 149880, 174860, 184852, 209832, 231065, 262290, 277278, 323491, 349720, 369704, 462130, 524580, 554556, 646982, 693195, 924260, 970473, 1049160, 1109112, 1293964, 1386390, 1617455, 1848520, 1940946, 2587928, 2772780, 3234910, 3881892, 4852365, 5545560, 6469820, 7763784, 9704730, 12939640, 19409460, 38818920]

約数ペア:

[(1, 38818920), (2, 19409460), (3, 12939640), (4, 9704730), (5, 7763784), (6, 6469820), (7, 5545560), (8, 4852365), (10, 3881892), (12, 3234910), (14, 2772780), (15, 2587928), (20, 1940946), (21, 1848520), (24, 1617455), (28, 1386390), (30, 1293964), (35, 1109112), (37, 1049160), (40, 970473), (42, 924260), (56, 693195), (60, 646982), (70, 554556), (74, 524580), (84, 462130), (105, 369704), (111, 349720), (120, 323491), (140, 277278), (148, 262290), (168, 231065), (185, 209832), (210, 184852), (222, 174860), (259, 149880), (280, 138639), (296, 131145), (370, 104916), (420, 92426), (444, 87430), (518, 74940), (555, 69944), (740, 52458), (777, 49960), (840, 46213), (888, 43715), (1036, 37470), (1110, 34972), (1249, 31080), (1295, 29976), (1480, 26229), (1554, 24980), (2072, 18735), (2220, 17486), (2498, 15540), (2590, 14988), (3108, 12490), (3747, 10360), (3885, 9992), (4440, 8743), (4996, 7770), (5180, 7494), (6216, 6245)]