30015180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 99800064

約数和(自身を除く): 69784884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 101, 117, 127, 130, 156, 180, 195, 202, 234, 254, 260, 303, 381, 390, 404, 468, 505, 508, 585, 606, 635, 762, 780, 909, 1010, 1143, 1170, 1212, 1270, 1313, 1515, 1524, 1651, 1818, 1905, 2020, 2286, 2340, 2540, 2626, 3030, 3302, 3636, 3810, 3939, 4545, 4572, 4953, 5252, 5715, 6060, 6565, 6604, 7620, 7878, 8255, 9090, 9906, 11430, 11817, 12827, 13130, 14859, 15756, 16510, 18180, 19695, 19812, 22860, 23634, 24765, 25654, 26260, 29718, 33020, 38481, 39390, 47268, 49530, 51308, 59085, 59436, 64135, 74295, 76962, 78780, 99060, 115443, 118170, 128270, 148590, 153924, 166751, 192405, 230886, 236340, 256540, 297180, 333502, 384810, 461772, 500253, 577215, 667004, 769620, 833755, 1000506, 1154430, 1500759, 1667510, 2001012, 2308860, 2501265, 3001518, 3335020, 5002530, 6003036, 7503795, 10005060, 15007590, 30015180]

約数ペア:

[(1, 30015180), (2, 15007590), (3, 10005060), (4, 7503795), (5, 6003036), (6, 5002530), (9, 3335020), (10, 3001518), (12, 2501265), (13, 2308860), (15, 2001012), (18, 1667510), (20, 1500759), (26, 1154430), (30, 1000506), (36, 833755), (39, 769620), (45, 667004), (52, 577215), (60, 500253), (65, 461772), (78, 384810), (90, 333502), (101, 297180), (117, 256540), (127, 236340), (130, 230886), (156, 192405), (180, 166751), (195, 153924), (202, 148590), (234, 128270), (254, 118170), (260, 115443), (303, 99060), (381, 78780), (390, 76962), (404, 74295), (468, 64135), (505, 59436), (508, 59085), (585, 51308), (606, 49530), (635, 47268), (762, 39390), (780, 38481), (909, 33020), (1010, 29718), (1143, 26260), (1170, 25654), (1212, 24765), (1270, 23634), (1313, 22860), (1515, 19812), (1524, 19695), (1651, 18180), (1818, 16510), (1905, 15756), (2020, 14859), (2286, 13130), (2340, 12827), (2540, 11817), (2626, 11430), (3030, 9906), (3302, 9090), (3636, 8255), (3810, 7878), (3939, 7620), (4545, 6604), (4572, 6565), (4953, 6060), (5252, 5715)]