131356260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:363

約数の個数: 216

約数和(自身を含む): 473925816

約数和(自身を除く): 342569556

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 53, 60, 63, 70, 84, 90, 98, 105, 106, 126, 140, 147, 159, 180, 196, 210, 212, 245, 252, 265, 281, 294, 315, 318, 371, 420, 441, 477, 490, 530, 562, 588, 630, 636, 735, 742, 795, 843, 882, 954, 980, 1060, 1113, 1124, 1260, 1405, 1470, 1484, 1590, 1686, 1764, 1855, 1908, 1967, 2205, 2226, 2385, 2529, 2597, 2810, 2940, 3180, 3339, 3372, 3710, 3934, 4215, 4410, 4452, 4770, 5058, 5194, 5565, 5620, 5901, 6678, 7420, 7791, 7868, 8430, 8820, 9540, 9835, 10116, 10388, 11130, 11802, 12645, 12985, 13356, 13769, 14893, 15582, 16695, 16860, 17703, 19670, 22260, 23373, 23604, 25290, 25970, 27538, 29505, 29786, 31164, 33390, 35406, 38955, 39340, 41307, 44679, 46746, 50580, 51940, 55076, 59010, 59572, 66780, 68845, 70812, 74465, 77910, 82614, 88515, 89358, 93492, 104251, 116865, 118020, 123921, 134037, 137690, 148930, 155820, 165228, 177030, 178716, 206535, 208502, 223395, 233730, 247842, 268074, 275380, 297860, 312753, 354060, 413070, 417004, 446790, 467460, 495684, 521255, 536148, 619605, 625506, 670185, 729757, 826140, 893580, 938259, 1042510, 1239210, 1251012, 1340370, 1459514, 1563765, 1876518, 2085020, 2189271, 2478420, 2680740, 2919028, 3127530, 3648785, 3753036, 4378542, 4691295, 6255060, 6567813, 7297570, 8757084, 9382590, 10946355, 13135626, 14595140, 18765180, 21892710, 26271252, 32839065, 43785420, 65678130, 131356260]

約数ペア:

[(1, 131356260), (2, 65678130), (3, 43785420), (4, 32839065), (5, 26271252), (6, 21892710), (7, 18765180), (9, 14595140), (10, 13135626), (12, 10946355), (14, 9382590), (15, 8757084), (18, 7297570), (20, 6567813), (21, 6255060), (28, 4691295), (30, 4378542), (35, 3753036), (36, 3648785), (42, 3127530), (45, 2919028), (49, 2680740), (53, 2478420), (60, 2189271), (63, 2085020), (70, 1876518), (84, 1563765), (90, 1459514), (98, 1340370), (105, 1251012), (106, 1239210), (126, 1042510), (140, 938259), (147, 893580), (159, 826140), (180, 729757), (196, 670185), (210, 625506), (212, 619605), (245, 536148), (252, 521255), (265, 495684), (281, 467460), (294, 446790), (315, 417004), (318, 413070), (371, 354060), (420, 312753), (441, 297860), (477, 275380), (490, 268074), (530, 247842), (562, 233730), (588, 223395), (630, 208502), (636, 206535), (735, 178716), (742, 177030), (795, 165228), (843, 155820), (882, 148930), (954, 137690), (980, 134037), (1060, 123921), (1113, 118020), (1124, 116865), (1260, 104251), (1405, 93492), (1470, 89358), (1484, 88515), (1590, 82614), (1686, 77910), (1764, 74465), (1855, 70812), (1908, 68845), (1967, 66780), (2205, 59572), (2226, 59010), (2385, 55076), (2529, 51940), (2597, 50580), (2810, 46746), (2940, 44679), (3180, 41307), (3339, 39340), (3372, 38955), (3710, 35406), (3934, 33390), (4215, 31164), (4410, 29786), (4452, 29505), (4770, 27538), (5058, 25970), (5194, 25290), (5565, 23604), (5620, 23373), (5901, 22260), (6678, 19670), (7420, 17703), (7791, 16860), (7868, 16695), (8430, 15582), (8820, 14893), (9540, 13769), (9835, 13356), (10116, 12985), (10388, 12645), (11130, 11802)]