138910140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4513}}^1$

素因数の和:4553

約数の個数: 120

約数和(自身を含む): 458802960

約数和(自身を除く): 319892820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 3078, 3420, 4513, 5130, 6156, 7695, 9026, 10260, 13539, 15390, 18052, 22565, 27078, 30780, 40617, 45130, 54156, 67695, 81234, 85747, 90260, 121851, 135390, 162468, 171494, 203085, 243702, 257241, 270780, 342988, 365553, 406170, 428735, 487404, 514482, 609255, 731106, 771723, 812340, 857470, 1028964, 1218510, 1286205, 1462212, 1543446, 1714940, 1827765, 2315169, 2437020, 2572410, 3086892, 3655530, 3858615, 4630338, 5144820, 6945507, 7311060, 7717230, 9260676, 11575845, 13891014, 15434460, 23151690, 27782028, 34727535, 46303380, 69455070, 138910140]

約数ペア:

[(1, 138910140), (2, 69455070), (3, 46303380), (4, 34727535), (5, 27782028), (6, 23151690), (9, 15434460), (10, 13891014), (12, 11575845), (15, 9260676), (18, 7717230), (19, 7311060), (20, 6945507), (27, 5144820), (30, 4630338), (36, 3858615), (38, 3655530), (45, 3086892), (54, 2572410), (57, 2437020), (60, 2315169), (76, 1827765), (81, 1714940), (90, 1543446), (95, 1462212), (108, 1286205), (114, 1218510), (135, 1028964), (162, 857470), (171, 812340), (180, 771723), (190, 731106), (228, 609255), (270, 514482), (285, 487404), (324, 428735), (342, 406170), (380, 365553), (405, 342988), (513, 270780), (540, 257241), (570, 243702), (684, 203085), (810, 171494), (855, 162468), (1026, 135390), (1140, 121851), (1539, 90260), (1620, 85747), (1710, 81234), (2052, 67695), (2565, 54156), (3078, 45130), (3420, 40617), (4513, 30780), (5130, 27078), (6156, 22565), (7695, 18052), (9026, 15390), (10260, 13539)]