206138520

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 810216000

約数和(自身を除く): 604077480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 61, 63, 70, 72, 81, 84, 90, 105, 108, 120, 122, 126, 135, 140, 149, 162, 168, 180, 183, 189, 210, 216, 244, 252, 270, 280, 298, 305, 315, 324, 360, 366, 378, 405, 420, 427, 447, 488, 504, 540, 549, 567, 596, 610, 630, 648, 732, 745, 756, 810, 840, 854, 894, 915, 945, 1043, 1080, 1098, 1134, 1192, 1220, 1260, 1281, 1341, 1464, 1490, 1512, 1620, 1647, 1708, 1788, 1830, 1890, 2086, 2135, 2196, 2235, 2268, 2440, 2520, 2562, 2682, 2745, 2835, 2980, 3129, 3240, 3294, 3416, 3576, 3660, 3780, 3843, 4023, 4172, 4270, 4392, 4470, 4536, 4941, 5124, 5215, 5364, 5490, 5670, 5960, 6258, 6405, 6588, 6705, 7320, 7560, 7686, 8046, 8235, 8344, 8540, 8940, 9089, 9387, 9882, 10248, 10430, 10728, 10980, 11340, 11529, 12069, 12516, 12810, 13176, 13410, 15372, 15645, 16092, 16470, 17080, 17880, 18178, 18774, 19215, 19764, 20115, 20860, 21960, 22680, 23058, 24138, 24705, 25032, 25620, 26820, 27267, 28161, 30744, 31290, 32184, 32940, 34587, 36356, 37548, 38430, 39528, 40230, 41720, 45445, 46116, 46935, 48276, 49410, 51240, 53640, 54534, 56322, 57645, 60345, 62580, 63623, 65880, 69174, 72712, 75096, 76860, 80460, 81801, 84483, 90890, 92232, 93870, 96552, 98820, 109068, 112644, 115290, 120690, 125160, 127246, 136335, 138348, 140805, 153720, 160920, 163602, 168966, 172935, 181780, 187740, 190869, 197640, 218136, 225288, 230580, 241380, 245403, 254492, 272670, 276696, 281610, 318115, 327204, 337932, 345870, 363560, 375480, 381738, 409005, 422415, 461160, 482760, 490806, 508984, 545340, 563220, 572607, 636230, 654408, 675864, 691740, 736209, 763476, 818010, 844830, 954345, 981612, 1090680, 1126440, 1145214, 1227015, 1272460, 1383480, 1472418, 1526952, 1636020, 1689660, 1717821, 1908690, 1963224, 2290428, 2454030, 2544920, 2863035, 2944836, 3272040, 3379320, 3435642, 3681045, 3817380, 4580856, 4908060, 5153463, 5726070, 5889672, 6871284, 7362090, 7634760, 8589105, 9816120, 10306926, 11452140, 13742568, 14724180, 17178210, 20613852, 22904280, 25767315, 29448360, 34356420, 41227704, 51534630, 68712840, 103069260, 206138520]

約数ペア:

[(1, 206138520), (2, 103069260), (3, 68712840), (4, 51534630), (5, 41227704), (6, 34356420), (7, 29448360), (8, 25767315), (9, 22904280), (10, 20613852), (12, 17178210), (14, 14724180), (15, 13742568), (18, 11452140), (20, 10306926), (21, 9816120), (24, 8589105), (27, 7634760), (28, 7362090), (30, 6871284), (35, 5889672), (36, 5726070), (40, 5153463), (42, 4908060), (45, 4580856), (54, 3817380), (56, 3681045), (60, 3435642), (61, 3379320), (63, 3272040), (70, 2944836), (72, 2863035), (81, 2544920), (84, 2454030), (90, 2290428), (105, 1963224), (108, 1908690), (120, 1717821), (122, 1689660), (126, 1636020), (135, 1526952), (140, 1472418), (149, 1383480), (162, 1272460), (168, 1227015), (180, 1145214), (183, 1126440), (189, 1090680), (210, 981612), (216, 954345), (244, 844830), (252, 818010), (270, 763476), (280, 736209), (298, 691740), (305, 675864), (315, 654408), (324, 636230), (360, 572607), (366, 563220), (378, 545340), (405, 508984), (420, 490806), (427, 482760), (447, 461160), (488, 422415), (504, 409005), (540, 381738), (549, 375480), (567, 363560), (596, 345870), (610, 337932), (630, 327204), (648, 318115), (732, 281610), (745, 276696), (756, 272670), (810, 254492), (840, 245403), (854, 241380), (894, 230580), (915, 225288), (945, 218136), (1043, 197640), (1080, 190869), (1098, 187740), (1134, 181780), (1192, 172935), (1220, 168966), (1260, 163602), (1281, 160920), (1341, 153720), (1464, 140805), (1490, 138348), (1512, 136335), (1620, 127246), (1647, 125160), (1708, 120690), (1788, 115290), (1830, 112644), (1890, 109068), (2086, 98820), (2135, 96552), (2196, 93870), (2235, 92232), (2268, 90890), (2440, 84483), (2520, 81801), (2562, 80460), (2682, 76860), (2745, 75096), (2835, 72712), (2980, 69174), (3129, 65880), (3240, 63623), (3294, 62580), (3416, 60345), (3576, 57645), (3660, 56322), (3780, 54534), (3843, 53640), (4023, 51240), (4172, 49410), (4270, 48276), (4392, 46935), (4470, 46116), (4536, 45445), (4941, 41720), (5124, 40230), (5215, 39528), (5364, 38430), (5490, 37548), (5670, 36356), (5960, 34587), (6258, 32940), (6405, 32184), (6588, 31290), (6705, 30744), (7320, 28161), (7560, 27267), (7686, 26820), (8046, 25620), (8235, 25032), (8344, 24705), (8540, 24138), (8940, 23058), (9089, 22680), (9387, 21960), (9882, 20860), (10248, 20115), (10430, 19764), (10728, 19215), (10980, 18774), (11340, 18178), (11529, 17880), (12069, 17080), (12516, 16470), (12810, 16092), (13176, 15645), (13410, 15372)]