80390640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:887

約数の個数: 160

約数和(自身を含む): 279553536

約数和(自身を除く): 199162896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 110, 111, 120, 132, 148, 165, 176, 185, 220, 222, 240, 264, 296, 330, 370, 407, 440, 444, 528, 555, 592, 660, 740, 814, 823, 880, 888, 1110, 1221, 1320, 1480, 1628, 1646, 1776, 2035, 2220, 2442, 2469, 2640, 2960, 3256, 3292, 4070, 4115, 4440, 4884, 4938, 6105, 6512, 6584, 8140, 8230, 8880, 9053, 9768, 9876, 12210, 12345, 13168, 16280, 16460, 18106, 19536, 19752, 24420, 24690, 27159, 30451, 32560, 32920, 36212, 39504, 45265, 48840, 49380, 54318, 60902, 65840, 72424, 90530, 91353, 97680, 98760, 108636, 121804, 135795, 144848, 152255, 181060, 182706, 197520, 217272, 243608, 271590, 304510, 334961, 362120, 365412, 434544, 456765, 487216, 543180, 609020, 669922, 724240, 730824, 913530, 1004883, 1086360, 1218040, 1339844, 1461648, 1674805, 1827060, 2009766, 2172720, 2436080, 2679688, 3349610, 3654120, 4019532, 5024415, 5359376, 6699220, 7308240, 8039064, 10048830, 13398440, 16078128, 20097660, 26796880, 40195320, 80390640]

約数ペア:

[(1, 80390640), (2, 40195320), (3, 26796880), (4, 20097660), (5, 16078128), (6, 13398440), (8, 10048830), (10, 8039064), (11, 7308240), (12, 6699220), (15, 5359376), (16, 5024415), (20, 4019532), (22, 3654120), (24, 3349610), (30, 2679688), (33, 2436080), (37, 2172720), (40, 2009766), (44, 1827060), (48, 1674805), (55, 1461648), (60, 1339844), (66, 1218040), (74, 1086360), (80, 1004883), (88, 913530), (110, 730824), (111, 724240), (120, 669922), (132, 609020), (148, 543180), (165, 487216), (176, 456765), (185, 434544), (220, 365412), (222, 362120), (240, 334961), (264, 304510), (296, 271590), (330, 243608), (370, 217272), (407, 197520), (440, 182706), (444, 181060), (528, 152255), (555, 144848), (592, 135795), (660, 121804), (740, 108636), (814, 98760), (823, 97680), (880, 91353), (888, 90530), (1110, 72424), (1221, 65840), (1320, 60902), (1480, 54318), (1628, 49380), (1646, 48840), (1776, 45265), (2035, 39504), (2220, 36212), (2442, 32920), (2469, 32560), (2640, 30451), (2960, 27159), (3256, 24690), (3292, 24420), (4070, 19752), (4115, 19536), (4440, 18106), (4884, 16460), (4938, 16280), (6105, 13168), (6512, 12345), (6584, 12210), (8140, 9876), (8230, 9768), (8880, 9053)]