18215688960

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{225889}}^1$

素因数の和:225923

約数の個数: 216

約数和(自身を含む): 72028188960

約数和(自身を除く): 53812500000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 40320, 80640, 225889, 451778, 677667, 903556, 1129445, 1355334, 1581223, 1807112, 2033001, 2258890, 2710668, 3162446, 3388335, 3614224, 4066002, 4517780, 4743669, 5421336, 6324892, 6776670, 7228448, 7906115, 8132004, 9035560, 9487338, 10165005, 10842672, 12649784, 13553340, 14231007, 14456896, 15812230, 16264008, 18071120, 18974676, 20330010, 21685344, 23718345, 25299568, 27106680, 28462014, 28913792, 31624460, 32528016, 36142240, 37949352, 40660020, 43370688, 47436690, 50599136, 54213360, 56924028, 57827584, 63248920, 65056032, 71155035, 72284480, 75898704, 81320040, 86741376, 94873380, 101198272, 108426720, 113848056, 126497840, 130112064, 142310070, 144568960, 151797408, 162640080, 173482752, 189746760, 202396544, 216853440, 227696112, 252995680, 260224128, 284620140, 289137920, 303594816, 325280160, 379493520, 404793088, 433706880, 455392224, 505991360, 520448256, 569240280, 607189632, 650560320, 758987040, 867413760, 910784448, 1011982720, 1138480560, 1214379264, 1301120640, 1517974080, 1821568896, 2023965440, 2276961120, 2602241280, 3035948160, 3643137792, 4553922240, 6071896320, 9107844480, 18215688960]

約数ペア:

[(1, 18215688960), (2, 9107844480), (3, 6071896320), (4, 4553922240), (5, 3643137792), (6, 3035948160), (7, 2602241280), (8, 2276961120), (9, 2023965440), (10, 1821568896), (12, 1517974080), (14, 1301120640), (15, 1214379264), (16, 1138480560), (18, 1011982720), (20, 910784448), (21, 867413760), (24, 758987040), (28, 650560320), (30, 607189632), (32, 569240280), (35, 520448256), (36, 505991360), (40, 455392224), (42, 433706880), (45, 404793088), (48, 379493520), (56, 325280160), (60, 303594816), (63, 289137920), (64, 284620140), (70, 260224128), (72, 252995680), (80, 227696112), (84, 216853440), (90, 202396544), (96, 189746760), (105, 173482752), (112, 162640080), (120, 151797408), (126, 144568960), (128, 142310070), (140, 130112064), (144, 126497840), (160, 113848056), (168, 108426720), (180, 101198272), (192, 94873380), (210, 86741376), (224, 81320040), (240, 75898704), (252, 72284480), (256, 71155035), (280, 65056032), (288, 63248920), (315, 57827584), (320, 56924028), (336, 54213360), (360, 50599136), (384, 47436690), (420, 43370688), (448, 40660020), (480, 37949352), (504, 36142240), (560, 32528016), (576, 31624460), (630, 28913792), (640, 28462014), (672, 27106680), (720, 25299568), (768, 23718345), (840, 21685344), (896, 20330010), (960, 18974676), (1008, 18071120), (1120, 16264008), (1152, 15812230), (1260, 14456896), (1280, 14231007), (1344, 13553340), (1440, 12649784), (1680, 10842672), (1792, 10165005), (1920, 9487338), (2016, 9035560), (2240, 8132004), (2304, 7906115), (2520, 7228448), (2688, 6776670), (2880, 6324892), (3360, 5421336), (3840, 4743669), (4032, 4517780), (4480, 4066002), (5040, 3614224), (5376, 3388335), (5760, 3162446), (6720, 2710668), (8064, 2258890), (8960, 2033001), (10080, 1807112), (11520, 1581223), (13440, 1355334), (16128, 1129445), (20160, 903556), (26880, 677667), (40320, 451778), (80640, 225889)]