258927480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2777}}^1$

素因数の和:2838

約数の個数: 192

約数和(自身を含む): 988079040

約数和(自身を除く): 729151560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 56, 60, 63, 70, 72, 74, 84, 90, 105, 111, 120, 126, 140, 148, 168, 180, 185, 210, 222, 252, 259, 280, 296, 315, 333, 360, 370, 420, 444, 504, 518, 555, 630, 666, 740, 777, 840, 888, 1036, 1110, 1260, 1295, 1332, 1480, 1554, 1665, 2072, 2220, 2331, 2520, 2590, 2664, 2777, 3108, 3330, 3885, 4440, 4662, 5180, 5554, 6216, 6660, 7770, 8331, 9324, 10360, 11108, 11655, 13320, 13885, 15540, 16662, 18648, 19439, 22216, 23310, 24993, 27770, 31080, 33324, 38878, 41655, 46620, 49986, 55540, 58317, 66648, 77756, 83310, 93240, 97195, 99972, 102749, 111080, 116634, 124965, 155512, 166620, 174951, 194390, 199944, 205498, 233268, 249930, 291585, 308247, 333240, 349902, 388780, 410996, 466536, 499860, 513745, 583170, 616494, 699804, 719243, 777560, 821992, 874755, 924741, 999720, 1027490, 1166340, 1232988, 1399608, 1438486, 1541235, 1749510, 1849482, 2054980, 2157729, 2332680, 2465976, 2876972, 3082470, 3499020, 3596215, 3698964, 4109960, 4315458, 4623705, 5753944, 6164940, 6473187, 6998040, 7192430, 7397928, 8630916, 9247410, 10788645, 12329880, 12946374, 14384860, 17261832, 18494820, 21577290, 25892748, 28769720, 32365935, 36989640, 43154580, 51785496, 64731870, 86309160, 129463740, 258927480]

約数ペア:

[(1, 258927480), (2, 129463740), (3, 86309160), (4, 64731870), (5, 51785496), (6, 43154580), (7, 36989640), (8, 32365935), (9, 28769720), (10, 25892748), (12, 21577290), (14, 18494820), (15, 17261832), (18, 14384860), (20, 12946374), (21, 12329880), (24, 10788645), (28, 9247410), (30, 8630916), (35, 7397928), (36, 7192430), (37, 6998040), (40, 6473187), (42, 6164940), (45, 5753944), (56, 4623705), (60, 4315458), (63, 4109960), (70, 3698964), (72, 3596215), (74, 3499020), (84, 3082470), (90, 2876972), (105, 2465976), (111, 2332680), (120, 2157729), (126, 2054980), (140, 1849482), (148, 1749510), (168, 1541235), (180, 1438486), (185, 1399608), (210, 1232988), (222, 1166340), (252, 1027490), (259, 999720), (280, 924741), (296, 874755), (315, 821992), (333, 777560), (360, 719243), (370, 699804), (420, 616494), (444, 583170), (504, 513745), (518, 499860), (555, 466536), (630, 410996), (666, 388780), (740, 349902), (777, 333240), (840, 308247), (888, 291585), (1036, 249930), (1110, 233268), (1260, 205498), (1295, 199944), (1332, 194390), (1480, 174951), (1554, 166620), (1665, 155512), (2072, 124965), (2220, 116634), (2331, 111080), (2520, 102749), (2590, 99972), (2664, 97195), (2777, 93240), (3108, 83310), (3330, 77756), (3885, 66648), (4440, 58317), (4662, 55540), (5180, 49986), (5554, 46620), (6216, 41655), (6660, 38878), (7770, 33324), (8331, 31080), (9324, 27770), (10360, 24993), (11108, 23310), (11655, 22216), (13320, 19439), (13885, 18648), (15540, 16662)]