257077080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:530

約数の個数: 192

約数和(自身を含む): 907976160

約数和(自身を除く): 650899080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 163, 180, 195, 234, 260, 312, 326, 337, 360, 390, 468, 489, 520, 585, 652, 674, 780, 815, 936, 978, 1011, 1170, 1304, 1348, 1467, 1560, 1630, 1685, 1956, 2022, 2119, 2340, 2445, 2696, 2934, 3033, 3260, 3370, 3912, 4044, 4238, 4381, 4680, 4890, 5055, 5868, 6066, 6357, 6520, 6740, 7335, 8088, 8476, 8762, 9780, 10110, 10595, 11736, 12132, 12714, 13143, 13480, 14670, 15165, 16952, 17524, 19071, 19560, 20220, 21190, 21905, 24264, 25428, 26286, 29340, 30330, 31785, 35048, 38142, 39429, 40440, 42380, 43810, 50856, 52572, 54931, 58680, 60660, 63570, 65715, 76284, 78858, 84760, 87620, 95355, 105144, 109862, 121320, 127140, 131430, 152568, 157716, 164793, 175240, 190710, 197145, 219724, 254280, 262860, 274655, 315432, 329586, 381420, 394290, 439448, 494379, 525720, 549310, 659172, 714103, 762840, 788580, 823965, 988758, 1098620, 1318344, 1428206, 1577160, 1647930, 1977516, 2142309, 2197240, 2471895, 2856412, 3295860, 3570515, 3955032, 4284618, 4943790, 5712824, 6426927, 6591720, 7141030, 8569236, 9887580, 10711545, 12853854, 14282060, 17138472, 19775160, 21423090, 25707708, 28564120, 32134635, 42846180, 51415416, 64269270, 85692360, 128538540, 257077080]

約数ペア:

[(1, 257077080), (2, 128538540), (3, 85692360), (4, 64269270), (5, 51415416), (6, 42846180), (8, 32134635), (9, 28564120), (10, 25707708), (12, 21423090), (13, 19775160), (15, 17138472), (18, 14282060), (20, 12853854), (24, 10711545), (26, 9887580), (30, 8569236), (36, 7141030), (39, 6591720), (40, 6426927), (45, 5712824), (52, 4943790), (60, 4284618), (65, 3955032), (72, 3570515), (78, 3295860), (90, 2856412), (104, 2471895), (117, 2197240), (120, 2142309), (130, 1977516), (156, 1647930), (163, 1577160), (180, 1428206), (195, 1318344), (234, 1098620), (260, 988758), (312, 823965), (326, 788580), (337, 762840), (360, 714103), (390, 659172), (468, 549310), (489, 525720), (520, 494379), (585, 439448), (652, 394290), (674, 381420), (780, 329586), (815, 315432), (936, 274655), (978, 262860), (1011, 254280), (1170, 219724), (1304, 197145), (1348, 190710), (1467, 175240), (1560, 164793), (1630, 157716), (1685, 152568), (1956, 131430), (2022, 127140), (2119, 121320), (2340, 109862), (2445, 105144), (2696, 95355), (2934, 87620), (3033, 84760), (3260, 78858), (3370, 76284), (3912, 65715), (4044, 63570), (4238, 60660), (4381, 58680), (4680, 54931), (4890, 52572), (5055, 50856), (5868, 43810), (6066, 42380), (6357, 40440), (6520, 39429), (6740, 38142), (7335, 35048), (8088, 31785), (8476, 30330), (8762, 29340), (9780, 26286), (10110, 25428), (10595, 24264), (11736, 21905), (12132, 21190), (12714, 20220), (13143, 19560), (13480, 19071), (14670, 17524), (15165, 16952)]