247375908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 216

約数和(自身を含む): 750946560

約数和(自身を除く): 503570652

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 31, 34, 36, 39, 51, 52, 59, 62, 68, 78, 93, 102, 117, 118, 124, 153, 156, 177, 186, 204, 221, 234, 236, 279, 289, 306, 354, 372, 403, 442, 468, 527, 531, 558, 578, 612, 663, 708, 767, 806, 867, 884, 1003, 1054, 1062, 1116, 1156, 1209, 1326, 1534, 1581, 1612, 1734, 1829, 1989, 2006, 2108, 2124, 2301, 2418, 2601, 2652, 3009, 3068, 3162, 3468, 3627, 3658, 3757, 3978, 4012, 4602, 4743, 4836, 5202, 5487, 6018, 6324, 6851, 6903, 7254, 7316, 7514, 7956, 8959, 9027, 9204, 9486, 10404, 10974, 11271, 12036, 13039, 13702, 13806, 14508, 15028, 16461, 17051, 17918, 18054, 18972, 20553, 21948, 22542, 23777, 26078, 26877, 27404, 27612, 31093, 32922, 33813, 34102, 35836, 36108, 39117, 41106, 45084, 47554, 51153, 52156, 53754, 61659, 62186, 65844, 67626, 68204, 71331, 78234, 80631, 82212, 93279, 95108, 102306, 107508, 116467, 117351, 123318, 124372, 135252, 142662, 153459, 156468, 161262, 186558, 204612, 213993, 221663, 232934, 234702, 246636, 279837, 285324, 306918, 322524, 349401, 373116, 404209, 427986, 443326, 465868, 469404, 528581, 559674, 613836, 664989, 698802, 808418, 855972, 886652, 1048203, 1057162, 1119348, 1212627, 1329978, 1397604, 1585743, 1616836, 1994967, 2096406, 2114324, 2425254, 2659956, 3171486, 3637881, 3989934, 4192812, 4757229, 4850508, 6342972, 6871553, 7275762, 7979868, 9514458, 13743106, 14551524, 19028916, 20614659, 27486212, 41229318, 61843977, 82458636, 123687954, 247375908]

約数ペア:

[(1, 247375908), (2, 123687954), (3, 82458636), (4, 61843977), (6, 41229318), (9, 27486212), (12, 20614659), (13, 19028916), (17, 14551524), (18, 13743106), (26, 9514458), (31, 7979868), (34, 7275762), (36, 6871553), (39, 6342972), (51, 4850508), (52, 4757229), (59, 4192812), (62, 3989934), (68, 3637881), (78, 3171486), (93, 2659956), (102, 2425254), (117, 2114324), (118, 2096406), (124, 1994967), (153, 1616836), (156, 1585743), (177, 1397604), (186, 1329978), (204, 1212627), (221, 1119348), (234, 1057162), (236, 1048203), (279, 886652), (289, 855972), (306, 808418), (354, 698802), (372, 664989), (403, 613836), (442, 559674), (468, 528581), (527, 469404), (531, 465868), (558, 443326), (578, 427986), (612, 404209), (663, 373116), (708, 349401), (767, 322524), (806, 306918), (867, 285324), (884, 279837), (1003, 246636), (1054, 234702), (1062, 232934), (1116, 221663), (1156, 213993), (1209, 204612), (1326, 186558), (1534, 161262), (1581, 156468), (1612, 153459), (1734, 142662), (1829, 135252), (1989, 124372), (2006, 123318), (2108, 117351), (2124, 116467), (2301, 107508), (2418, 102306), (2601, 95108), (2652, 93279), (3009, 82212), (3068, 80631), (3162, 78234), (3468, 71331), (3627, 68204), (3658, 67626), (3757, 65844), (3978, 62186), (4012, 61659), (4602, 53754), (4743, 52156), (4836, 51153), (5202, 47554), (5487, 45084), (6018, 41106), (6324, 39117), (6851, 36108), (6903, 35836), (7254, 34102), (7316, 33813), (7514, 32922), (7956, 31093), (8959, 27612), (9027, 27404), (9204, 26877), (9486, 26078), (10404, 23777), (10974, 22542), (11271, 21948), (12036, 20553), (13039, 18972), (13702, 18054), (13806, 17918), (14508, 17051), (15028, 16461)]