77442540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 261273600

約数和(自身を除く): 183831060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 71, 84, 98, 105, 106, 140, 142, 147, 159, 196, 210, 212, 213, 245, 265, 284, 294, 318, 343, 355, 371, 420, 426, 490, 497, 530, 588, 636, 686, 710, 735, 742, 795, 852, 980, 994, 1029, 1060, 1065, 1113, 1372, 1420, 1470, 1484, 1491, 1590, 1715, 1855, 1988, 2058, 2130, 2226, 2485, 2597, 2940, 2982, 3180, 3430, 3479, 3710, 3763, 4116, 4260, 4452, 4970, 5145, 5194, 5565, 5964, 6860, 6958, 7420, 7455, 7526, 7791, 9940, 10290, 10388, 10437, 11130, 11289, 12985, 13916, 14910, 15052, 15582, 17395, 18179, 18815, 20580, 20874, 22260, 22578, 24353, 25970, 26341, 29820, 31164, 34790, 36358, 37630, 38955, 41748, 45156, 48706, 51940, 52185, 52682, 54537, 56445, 69580, 72716, 73059, 75260, 77910, 79023, 90895, 97412, 104370, 105364, 109074, 112890, 121765, 131705, 146118, 155820, 158046, 181790, 184387, 208740, 218148, 225780, 243530, 263410, 272685, 292236, 316092, 363580, 365295, 368774, 395115, 487060, 526820, 545370, 553161, 730590, 737548, 790230, 921935, 1090740, 1106322, 1290709, 1461180, 1580460, 1843870, 2212644, 2581418, 2765805, 3687740, 3872127, 5162836, 5531610, 6453545, 7744254, 11063220, 12907090, 15488508, 19360635, 25814180, 38721270, 77442540]

約数ペア:

[(1, 77442540), (2, 38721270), (3, 25814180), (4, 19360635), (5, 15488508), (6, 12907090), (7, 11063220), (10, 7744254), (12, 6453545), (14, 5531610), (15, 5162836), (20, 3872127), (21, 3687740), (28, 2765805), (30, 2581418), (35, 2212644), (42, 1843870), (49, 1580460), (53, 1461180), (60, 1290709), (70, 1106322), (71, 1090740), (84, 921935), (98, 790230), (105, 737548), (106, 730590), (140, 553161), (142, 545370), (147, 526820), (159, 487060), (196, 395115), (210, 368774), (212, 365295), (213, 363580), (245, 316092), (265, 292236), (284, 272685), (294, 263410), (318, 243530), (343, 225780), (355, 218148), (371, 208740), (420, 184387), (426, 181790), (490, 158046), (497, 155820), (530, 146118), (588, 131705), (636, 121765), (686, 112890), (710, 109074), (735, 105364), (742, 104370), (795, 97412), (852, 90895), (980, 79023), (994, 77910), (1029, 75260), (1060, 73059), (1065, 72716), (1113, 69580), (1372, 56445), (1420, 54537), (1470, 52682), (1484, 52185), (1491, 51940), (1590, 48706), (1715, 45156), (1855, 41748), (1988, 38955), (2058, 37630), (2130, 36358), (2226, 34790), (2485, 31164), (2597, 29820), (2940, 26341), (2982, 25970), (3180, 24353), (3430, 22578), (3479, 22260), (3710, 20874), (3763, 20580), (4116, 18815), (4260, 18179), (4452, 17395), (4970, 15582), (5145, 15052), (5194, 14910), (5565, 13916), (5964, 12985), (6860, 11289), (6958, 11130), (7420, 10437), (7455, 10388), (7526, 10290), (7791, 9940)]