405102720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19181}}^1$

素因数の和:19214

約数の個数: 128

約数和(自身を含む): 1408726080

約数和(自身を除く): 1003623360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 10560, 19181, 21120, 38362, 57543, 76724, 95905, 115086, 153448, 191810, 210991, 230172, 287715, 306896, 383620, 421982, 460344, 575430, 613792, 632973, 767240, 843964, 920688, 1054955, 1150860, 1227584, 1265946, 1534480, 1687928, 1841376, 2109910, 2301720, 2455168, 2531892, 3068960, 3164865, 3375856, 3682752, 4219820, 4603440, 5063784, 6137920, 6329730, 6751712, 7365504, 8439640, 9206880, 10127568, 12275840, 12659460, 13503424, 16879280, 18413760, 20255136, 25318920, 27006848, 33758560, 36827520, 40510272, 50637840, 67517120, 81020544, 101275680, 135034240, 202551360, 405102720]

約数ペア:

[(1, 405102720), (2, 202551360), (3, 135034240), (4, 101275680), (5, 81020544), (6, 67517120), (8, 50637840), (10, 40510272), (11, 36827520), (12, 33758560), (15, 27006848), (16, 25318920), (20, 20255136), (22, 18413760), (24, 16879280), (30, 13503424), (32, 12659460), (33, 12275840), (40, 10127568), (44, 9206880), (48, 8439640), (55, 7365504), (60, 6751712), (64, 6329730), (66, 6137920), (80, 5063784), (88, 4603440), (96, 4219820), (110, 3682752), (120, 3375856), (128, 3164865), (132, 3068960), (160, 2531892), (165, 2455168), (176, 2301720), (192, 2109910), (220, 1841376), (240, 1687928), (264, 1534480), (320, 1265946), (330, 1227584), (352, 1150860), (384, 1054955), (440, 920688), (480, 843964), (528, 767240), (640, 632973), (660, 613792), (704, 575430), (880, 460344), (960, 421982), (1056, 383620), (1320, 306896), (1408, 287715), (1760, 230172), (1920, 210991), (2112, 191810), (2640, 153448), (3520, 115086), (4224, 95905), (5280, 76724), (7040, 57543), (10560, 38362), (19181, 21120)]