208325880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 288

約数和(自身を含む): 820216800

約数和(自身を除く): 611890920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 229, 252, 266, 280, 285, 315, 342, 360, 361, 380, 399, 420, 456, 458, 504, 532, 570, 630, 665, 684, 687, 722, 760, 798, 840, 855, 916, 1064, 1083, 1140, 1145, 1197, 1260, 1330, 1368, 1374, 1444, 1596, 1603, 1710, 1805, 1832, 1995, 2061, 2166, 2280, 2290, 2394, 2520, 2527, 2660, 2748, 2888, 3192, 3206, 3249, 3420, 3435, 3610, 3990, 4122, 4332, 4351, 4580, 4788, 4809, 5054, 5320, 5415, 5496, 5985, 6412, 6498, 6840, 6870, 7220, 7581, 7980, 8015, 8244, 8664, 8702, 9160, 9576, 9618, 10108, 10305, 10830, 11970, 12635, 12824, 12996, 13053, 13740, 14427, 14440, 15162, 15960, 16030, 16245, 16488, 17404, 19236, 20216, 20610, 21660, 21755, 22743, 23940, 24045, 25270, 25992, 26106, 27480, 28854, 30324, 30457, 32060, 32490, 34808, 37905, 38472, 39159, 41220, 43320, 43510, 45486, 47880, 48090, 50540, 52212, 57708, 60648, 60914, 64120, 64980, 65265, 72135, 75810, 78318, 82440, 82669, 87020, 90972, 91371, 96180, 101080, 104424, 113715, 115416, 121828, 129960, 130530, 144270, 151620, 152285, 156636, 165338, 174040, 181944, 182742, 192360, 195795, 227430, 243656, 248007, 261060, 274113, 288540, 303240, 304570, 313272, 330676, 365484, 391590, 413345, 454860, 456855, 496014, 522120, 548226, 577080, 578683, 609140, 661352, 730968, 744021, 783180, 826690, 909720, 913710, 992028, 1096452, 1157366, 1218280, 1240035, 1370565, 1488042, 1566360, 1653380, 1736049, 1827420, 1984056, 2192904, 2314732, 2480070, 2741130, 2893415, 2976084, 3306760, 3472098, 3654840, 3720105, 4629464, 4960140, 5208147, 5482260, 5786830, 5952168, 6944196, 7440210, 8680245, 9920280, 10416294, 10964520, 11573660, 13888392, 14880420, 17360490, 20832588, 23147320, 26040735, 29760840, 34720980, 41665176, 52081470, 69441960, 104162940, 208325880]

約数ペア:

[(1, 208325880), (2, 104162940), (3, 69441960), (4, 52081470), (5, 41665176), (6, 34720980), (7, 29760840), (8, 26040735), (9, 23147320), (10, 20832588), (12, 17360490), (14, 14880420), (15, 13888392), (18, 11573660), (19, 10964520), (20, 10416294), (21, 9920280), (24, 8680245), (28, 7440210), (30, 6944196), (35, 5952168), (36, 5786830), (38, 5482260), (40, 5208147), (42, 4960140), (45, 4629464), (56, 3720105), (57, 3654840), (60, 3472098), (63, 3306760), (70, 2976084), (72, 2893415), (76, 2741130), (84, 2480070), (90, 2314732), (95, 2192904), (105, 1984056), (114, 1827420), (120, 1736049), (126, 1653380), (133, 1566360), (140, 1488042), (152, 1370565), (168, 1240035), (171, 1218280), (180, 1157366), (190, 1096452), (210, 992028), (228, 913710), (229, 909720), (252, 826690), (266, 783180), (280, 744021), (285, 730968), (315, 661352), (342, 609140), (360, 578683), (361, 577080), (380, 548226), (399, 522120), (420, 496014), (456, 456855), (458, 454860), (504, 413345), (532, 391590), (570, 365484), (630, 330676), (665, 313272), (684, 304570), (687, 303240), (722, 288540), (760, 274113), (798, 261060), (840, 248007), (855, 243656), (916, 227430), (1064, 195795), (1083, 192360), (1140, 182742), (1145, 181944), (1197, 174040), (1260, 165338), (1330, 156636), (1368, 152285), (1374, 151620), (1444, 144270), (1596, 130530), (1603, 129960), (1710, 121828), (1805, 115416), (1832, 113715), (1995, 104424), (2061, 101080), (2166, 96180), (2280, 91371), (2290, 90972), (2394, 87020), (2520, 82669), (2527, 82440), (2660, 78318), (2748, 75810), (2888, 72135), (3192, 65265), (3206, 64980), (3249, 64120), (3420, 60914), (3435, 60648), (3610, 57708), (3990, 52212), (4122, 50540), (4332, 48090), (4351, 47880), (4580, 45486), (4788, 43510), (4809, 43320), (5054, 41220), (5320, 39159), (5415, 38472), (5496, 37905), (5985, 34808), (6412, 32490), (6498, 32060), (6840, 30457), (6870, 30324), (7220, 28854), (7581, 27480), (7980, 26106), (8015, 25992), (8244, 25270), (8664, 24045), (8702, 23940), (9160, 22743), (9576, 21755), (9618, 21660), (10108, 20610), (10305, 20216), (10830, 19236), (11970, 17404), (12635, 16488), (12824, 16245), (12996, 16030), (13053, 15960), (13740, 15162), (14427, 14440)]