18348300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 216

約数和(自身を含む): 64318800

約数和(自身を除く): 45970500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 29, 30, 36, 37, 38, 45, 50, 57, 58, 60, 74, 75, 76, 87, 90, 95, 100, 111, 114, 116, 145, 148, 150, 171, 174, 180, 185, 190, 222, 225, 228, 261, 285, 290, 300, 333, 342, 348, 370, 380, 435, 444, 450, 475, 522, 551, 555, 570, 580, 666, 684, 703, 725, 740, 855, 870, 900, 925, 950, 1044, 1073, 1102, 1110, 1140, 1305, 1332, 1406, 1425, 1450, 1653, 1665, 1710, 1740, 1850, 1900, 2109, 2146, 2175, 2204, 2220, 2610, 2755, 2775, 2812, 2850, 2900, 3219, 3306, 3330, 3420, 3515, 3700, 4218, 4275, 4292, 4350, 4959, 5220, 5365, 5510, 5550, 5700, 6327, 6438, 6525, 6612, 6660, 7030, 8265, 8325, 8436, 8550, 8700, 9657, 9918, 10545, 10730, 11020, 11100, 12654, 12876, 13050, 13775, 14060, 16095, 16530, 16650, 17100, 17575, 19314, 19836, 20387, 21090, 21460, 24795, 25308, 26100, 26825, 27550, 31635, 32190, 33060, 33300, 35150, 38628, 40774, 41325, 42180, 48285, 49590, 52725, 53650, 55100, 61161, 63270, 64380, 70300, 80475, 81548, 82650, 96570, 99180, 101935, 105450, 107300, 122322, 123975, 126540, 158175, 160950, 165300, 183483, 193140, 203870, 210900, 241425, 244644, 247950, 305805, 316350, 321900, 366966, 407740, 482850, 495900, 509675, 611610, 632700, 733932, 917415, 965700, 1019350, 1223220, 1529025, 1834830, 2038700, 3058050, 3669660, 4587075, 6116100, 9174150, 18348300]

約数ペア:

[(1, 18348300), (2, 9174150), (3, 6116100), (4, 4587075), (5, 3669660), (6, 3058050), (9, 2038700), (10, 1834830), (12, 1529025), (15, 1223220), (18, 1019350), (19, 965700), (20, 917415), (25, 733932), (29, 632700), (30, 611610), (36, 509675), (37, 495900), (38, 482850), (45, 407740), (50, 366966), (57, 321900), (58, 316350), (60, 305805), (74, 247950), (75, 244644), (76, 241425), (87, 210900), (90, 203870), (95, 193140), (100, 183483), (111, 165300), (114, 160950), (116, 158175), (145, 126540), (148, 123975), (150, 122322), (171, 107300), (174, 105450), (180, 101935), (185, 99180), (190, 96570), (222, 82650), (225, 81548), (228, 80475), (261, 70300), (285, 64380), (290, 63270), (300, 61161), (333, 55100), (342, 53650), (348, 52725), (370, 49590), (380, 48285), (435, 42180), (444, 41325), (450, 40774), (475, 38628), (522, 35150), (551, 33300), (555, 33060), (570, 32190), (580, 31635), (666, 27550), (684, 26825), (703, 26100), (725, 25308), (740, 24795), (855, 21460), (870, 21090), (900, 20387), (925, 19836), (950, 19314), (1044, 17575), (1073, 17100), (1102, 16650), (1110, 16530), (1140, 16095), (1305, 14060), (1332, 13775), (1406, 13050), (1425, 12876), (1450, 12654), (1653, 11100), (1665, 11020), (1710, 10730), (1740, 10545), (1850, 9918), (1900, 9657), (2109, 8700), (2146, 8550), (2175, 8436), (2204, 8325), (2220, 8265), (2610, 7030), (2755, 6660), (2775, 6612), (2812, 6525), (2850, 6438), (2900, 6327), (3219, 5700), (3306, 5550), (3330, 5510), (3420, 5365), (3515, 5220), (3700, 4959), (4218, 4350), (4275, 4292)]