318782520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:459

約数の個数: 256

約数和(自身を含む): 1226880000

約数和(自身を除く): 908097480

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, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 149, 168, 180, 189, 210, 216, 252, 270, 280, 283, 298, 315, 360, 378, 420, 447, 504, 540, 566, 596, 630, 745, 756, 840, 849, 894, 945, 1043, 1080, 1132, 1192, 1260, 1341, 1415, 1490, 1512, 1698, 1788, 1890, 1981, 2086, 2235, 2264, 2520, 2547, 2682, 2830, 2980, 3129, 3396, 3576, 3780, 3962, 4023, 4172, 4245, 4470, 5094, 5215, 5364, 5660, 5943, 5960, 6258, 6705, 6792, 7560, 7641, 7924, 8046, 8344, 8490, 8940, 9387, 9905, 10188, 10430, 10728, 11320, 11886, 12516, 12735, 13410, 15282, 15645, 15848, 16092, 16980, 17829, 17880, 18774, 19810, 20115, 20376, 20860, 23772, 25032, 25470, 26820, 28161, 29715, 30564, 31290, 32184, 33960, 35658, 37548, 38205, 39620, 40230, 41720, 42167, 46935, 47544, 50940, 53487, 53640, 56322, 59430, 61128, 62580, 71316, 75096, 76410, 79240, 80460, 84334, 89145, 93870, 101880, 106974, 112644, 118860, 125160, 126501, 140805, 142632, 152820, 160920, 168668, 178290, 187740, 210835, 213948, 225288, 237720, 253002, 267435, 281610, 295169, 305640, 337336, 356580, 375480, 379503, 421670, 427896, 506004, 534870, 563220, 590338, 632505, 713160, 759006, 843340, 885507, 1012008, 1069740, 1126440, 1138509, 1180676, 1265010, 1475845, 1518012, 1686680, 1771014, 1897515, 2139480, 2277018, 2361352, 2530020, 2656521, 2951690, 3036024, 3542028, 3795030, 4427535, 4554036, 5060040, 5313042, 5692545, 5903380, 7084056, 7590060, 7969563, 8855070, 9108072, 10626084, 11385090, 11806760, 13282605, 15180120, 15939126, 17710140, 21252168, 22770180, 26565210, 31878252, 35420280, 39847815, 45540360, 53130420, 63756504, 79695630, 106260840, 159391260, 318782520]

約数ペア:

[(1, 318782520), (2, 159391260), (3, 106260840), (4, 79695630), (5, 63756504), (6, 53130420), (7, 45540360), (8, 39847815), (9, 35420280), (10, 31878252), (12, 26565210), (14, 22770180), (15, 21252168), (18, 17710140), (20, 15939126), (21, 15180120), (24, 13282605), (27, 11806760), (28, 11385090), (30, 10626084), (35, 9108072), (36, 8855070), (40, 7969563), (42, 7590060), (45, 7084056), (54, 5903380), (56, 5692545), (60, 5313042), (63, 5060040), (70, 4554036), (72, 4427535), (84, 3795030), (90, 3542028), (105, 3036024), (108, 2951690), (120, 2656521), (126, 2530020), (135, 2361352), (140, 2277018), (149, 2139480), (168, 1897515), (180, 1771014), (189, 1686680), (210, 1518012), (216, 1475845), (252, 1265010), (270, 1180676), (280, 1138509), (283, 1126440), (298, 1069740), (315, 1012008), (360, 885507), (378, 843340), (420, 759006), (447, 713160), (504, 632505), (540, 590338), (566, 563220), (596, 534870), (630, 506004), (745, 427896), (756, 421670), (840, 379503), (849, 375480), (894, 356580), (945, 337336), (1043, 305640), (1080, 295169), (1132, 281610), (1192, 267435), (1260, 253002), (1341, 237720), (1415, 225288), (1490, 213948), (1512, 210835), (1698, 187740), (1788, 178290), (1890, 168668), (1981, 160920), (2086, 152820), (2235, 142632), (2264, 140805), (2520, 126501), (2547, 125160), (2682, 118860), (2830, 112644), (2980, 106974), (3129, 101880), (3396, 93870), (3576, 89145), (3780, 84334), (3962, 80460), (4023, 79240), (4172, 76410), (4245, 75096), (4470, 71316), (5094, 62580), (5215, 61128), (5364, 59430), (5660, 56322), (5943, 53640), (5960, 53487), (6258, 50940), (6705, 47544), (6792, 46935), (7560, 42167), (7641, 41720), (7924, 40230), (8046, 39620), (8344, 38205), (8490, 37548), (8940, 35658), (9387, 33960), (9905, 32184), (10188, 31290), (10430, 30564), (10728, 29715), (11320, 28161), (11886, 26820), (12516, 25470), (12735, 25032), (13410, 23772), (15282, 20860), (15645, 20376), (15848, 20115), (16092, 19810), (16980, 18774), (17829, 17880)]