21077573760

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23917}}^1$

素因数の和:23965

約数の個数: 320

約数和(自身を含む): 79702908120

約数和(自身を除く): 58625334360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 324, 340, 360, 384, 405, 408, 432, 459, 480, 510, 540, 544, 576, 612, 640, 648, 680, 720, 765, 810, 816, 864, 918, 960, 1020, 1080, 1088, 1152, 1224, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1728, 1836, 1920, 2040, 2160, 2176, 2295, 2448, 2592, 2720, 2754, 2880, 3060, 3240, 3264, 3456, 3672, 4080, 4320, 4590, 4896, 5184, 5440, 5508, 5760, 6120, 6480, 6528, 6885, 7344, 8160, 8640, 9180, 9792, 10368, 10880, 11016, 12240, 12960, 13770, 14688, 16320, 17280, 18360, 19584, 22032, 23917, 24480, 25920, 27540, 29376, 32640, 36720, 44064, 47834, 48960, 51840, 55080, 58752, 71751, 73440, 88128, 95668, 97920, 110160, 119585, 143502, 146880, 176256, 191336, 215253, 220320, 239170, 287004, 293760, 358755, 382672, 406589, 430506, 440640, 478340, 574008, 645759, 717510, 765344, 813178, 861012, 881280, 956680, 1076265, 1148016, 1219767, 1291518, 1435020, 1530688, 1626356, 1722024, 1913360, 1937277, 2032945, 2152530, 2296032, 2439534, 2583036, 2870040, 3061376, 3228795, 3252712, 3444048, 3659301, 3826720, 3874554, 4065890, 4305060, 4592064, 4879068, 5166072, 5740080, 6098835, 6457590, 6505424, 6888096, 7318602, 7653440, 7749108, 8131780, 8610120, 9184128, 9686385, 9758136, 10332144, 10977903, 11480160, 12197670, 12915180, 13010848, 13776192, 14637204, 15306880, 15498216, 16263560, 17220240, 18296505, 19372770, 19516272, 20664288, 21955806, 22960320, 24395340, 25830360, 26021696, 27552384, 29274408, 30996432, 32527120, 32933709, 34440480, 36593010, 38745540, 39032544, 41328576, 43911612, 45920640, 48790680, 51660720, 52043392, 54889515, 58548816, 61992864, 65054240, 65867418, 68880960, 73186020, 77491080, 78065088, 82657152, 87823224, 97581360, 103321440, 109779030, 117097632, 123985728, 130108480, 131734836, 137761920, 146372040, 154982160, 156130176, 164668545, 175646448, 195162720, 206642880, 219558060, 234195264, 247971456, 260216960, 263469672, 292744080, 309964320, 329337090, 351292896, 390325440, 413285760, 439116120, 468390528, 526939344, 585488160, 619928640, 658674180, 702585792, 780650880, 878232240, 1053878688, 1170976320, 1239857280, 1317348360, 1405171584, 1756464480, 2107757376, 2341952640, 2634696720, 3512928960, 4215514752, 5269393440, 7025857920, 10538786880, 21077573760]

約数ペア:

[(1, 21077573760), (2, 10538786880), (3, 7025857920), (4, 5269393440), (5, 4215514752), (6, 3512928960), (8, 2634696720), (9, 2341952640), (10, 2107757376), (12, 1756464480), (15, 1405171584), (16, 1317348360), (17, 1239857280), (18, 1170976320), (20, 1053878688), (24, 878232240), (27, 780650880), (30, 702585792), (32, 658674180), (34, 619928640), (36, 585488160), (40, 526939344), (45, 468390528), (48, 439116120), (51, 413285760), (54, 390325440), (60, 351292896), (64, 329337090), (68, 309964320), (72, 292744080), (80, 263469672), (81, 260216960), (85, 247971456), (90, 234195264), (96, 219558060), (102, 206642880), (108, 195162720), (120, 175646448), (128, 164668545), (135, 156130176), (136, 154982160), (144, 146372040), (153, 137761920), (160, 131734836), (162, 130108480), (170, 123985728), (180, 117097632), (192, 109779030), (204, 103321440), (216, 97581360), (240, 87823224), (255, 82657152), (270, 78065088), (272, 77491080), (288, 73186020), (306, 68880960), (320, 65867418), (324, 65054240), (340, 61992864), (360, 58548816), (384, 54889515), (405, 52043392), (408, 51660720), (432, 48790680), (459, 45920640), (480, 43911612), (510, 41328576), (540, 39032544), (544, 38745540), (576, 36593010), (612, 34440480), (640, 32933709), (648, 32527120), (680, 30996432), (720, 29274408), (765, 27552384), (810, 26021696), (816, 25830360), (864, 24395340), (918, 22960320), (960, 21955806), (1020, 20664288), (1080, 19516272), (1088, 19372770), (1152, 18296505), (1224, 17220240), (1296, 16263560), (1360, 15498216), (1377, 15306880), (1440, 14637204), (1530, 13776192), (1620, 13010848), (1632, 12915180), (1728, 12197670), (1836, 11480160), (1920, 10977903), (2040, 10332144), (2160, 9758136), (2176, 9686385), (2295, 9184128), (2448, 8610120), (2592, 8131780), (2720, 7749108), (2754, 7653440), (2880, 7318602), (3060, 6888096), (3240, 6505424), (3264, 6457590), (3456, 6098835), (3672, 5740080), (4080, 5166072), (4320, 4879068), (4590, 4592064), (4896, 4305060), (5184, 4065890), (5440, 3874554), (5508, 3826720), (5760, 3659301), (6120, 3444048), (6480, 3252712), (6528, 3228795), (6885, 3061376), (7344, 2870040), (8160, 2583036), (8640, 2439534), (9180, 2296032), (9792, 2152530), (10368, 2032945), (10880, 1937277), (11016, 1913360), (12240, 1722024), (12960, 1626356), (13770, 1530688), (14688, 1435020), (16320, 1291518), (17280, 1219767), (18360, 1148016), (19584, 1076265), (22032, 956680), (23917, 881280), (24480, 861012), (25920, 813178), (27540, 765344), (29376, 717510), (32640, 645759), (36720, 574008), (44064, 478340), (47834, 440640), (48960, 430506), (51840, 406589), (55080, 382672), (58752, 358755), (71751, 293760), (73440, 287004), (88128, 239170), (95668, 220320), (97920, 215253), (110160, 191336), (119585, 176256), (143502, 146880)]