18983420400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{72901}}^1$

素因数の和:72960

約数の個数: 240

約数和(自身を含む): 71740233728

約数和(自身を除く): 52756813328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 48, 50, 56, 60, 62, 70, 75, 80, 84, 93, 100, 105, 112, 120, 124, 140, 150, 155, 168, 175, 186, 200, 210, 217, 240, 248, 280, 300, 310, 336, 350, 372, 400, 420, 434, 465, 496, 525, 560, 600, 620, 651, 700, 744, 775, 840, 868, 930, 1050, 1085, 1200, 1240, 1302, 1400, 1488, 1550, 1680, 1736, 1860, 2100, 2170, 2325, 2480, 2604, 2800, 3100, 3255, 3472, 3720, 4200, 4340, 4650, 5208, 5425, 6200, 6510, 7440, 8400, 8680, 9300, 10416, 10850, 12400, 13020, 16275, 17360, 18600, 21700, 26040, 32550, 37200, 43400, 52080, 65100, 72901, 86800, 130200, 145802, 218703, 260400, 291604, 364505, 437406, 510307, 583208, 729010, 874812, 1020614, 1093515, 1166416, 1458020, 1530921, 1749624, 1822525, 2041228, 2187030, 2259931, 2551535, 2916040, 3061842, 3499248, 3645050, 4082456, 4374060, 4519862, 5103070, 5467575, 5832080, 6123684, 6779793, 7290100, 7654605, 8164912, 8748120, 9039724, 10206140, 10935150, 11299655, 12247368, 12757675, 13559586, 14580200, 15309210, 15819517, 17496240, 18079448, 20412280, 21870300, 22599310, 24494736, 25515350, 27119172, 29160400, 30618420, 31639034, 33898965, 36158896, 38273025, 40824560, 43740600, 45198620, 47458551, 51030700, 54238344, 56498275, 61236840, 63278068, 67797930, 76546050, 79097585, 87481200, 90397240, 94917102, 102061400, 108476688, 112996550, 122473680, 126556136, 135595860, 153092100, 158195170, 169494825, 180794480, 189834204, 204122800, 225993100, 237292755, 253112272, 271191720, 306184200, 316390340, 338989650, 379668408, 395487925, 451986200, 474585510, 542383440, 612368400, 632780680, 677979300, 759336816, 790975850, 903972400, 949171020, 1186463775, 1265561360, 1355958600, 1581951700, 1898342040, 2372927550, 2711917200, 3163903400, 3796684080, 4745855100, 6327806800, 9491710200, 18983420400]

約数ペア:

[(1, 18983420400), (2, 9491710200), (3, 6327806800), (4, 4745855100), (5, 3796684080), (6, 3163903400), (7, 2711917200), (8, 2372927550), (10, 1898342040), (12, 1581951700), (14, 1355958600), (15, 1265561360), (16, 1186463775), (20, 949171020), (21, 903972400), (24, 790975850), (25, 759336816), (28, 677979300), (30, 632780680), (31, 612368400), (35, 542383440), (40, 474585510), (42, 451986200), (48, 395487925), (50, 379668408), (56, 338989650), (60, 316390340), (62, 306184200), (70, 271191720), (75, 253112272), (80, 237292755), (84, 225993100), (93, 204122800), (100, 189834204), (105, 180794480), (112, 169494825), (120, 158195170), (124, 153092100), (140, 135595860), (150, 126556136), (155, 122473680), (168, 112996550), (175, 108476688), (186, 102061400), (200, 94917102), (210, 90397240), (217, 87481200), (240, 79097585), (248, 76546050), (280, 67797930), (300, 63278068), (310, 61236840), (336, 56498275), (350, 54238344), (372, 51030700), (400, 47458551), (420, 45198620), (434, 43740600), (465, 40824560), (496, 38273025), (525, 36158896), (560, 33898965), (600, 31639034), (620, 30618420), (651, 29160400), (700, 27119172), (744, 25515350), (775, 24494736), (840, 22599310), (868, 21870300), (930, 20412280), (1050, 18079448), (1085, 17496240), (1200, 15819517), (1240, 15309210), (1302, 14580200), (1400, 13559586), (1488, 12757675), (1550, 12247368), (1680, 11299655), (1736, 10935150), (1860, 10206140), (2100, 9039724), (2170, 8748120), (2325, 8164912), (2480, 7654605), (2604, 7290100), (2800, 6779793), (3100, 6123684), (3255, 5832080), (3472, 5467575), (3720, 5103070), (4200, 4519862), (4340, 4374060), (4650, 4082456), (5208, 3645050), (5425, 3499248), (6200, 3061842), (6510, 2916040), (7440, 2551535), (8400, 2259931), (8680, 2187030), (9300, 2041228), (10416, 1822525), (10850, 1749624), (12400, 1530921), (13020, 1458020), (16275, 1166416), (17360, 1093515), (18600, 1020614), (21700, 874812), (26040, 729010), (32550, 583208), (37200, 510307), (43400, 437406), (52080, 364505), (65100, 291604), (72901, 260400), (86800, 218703), (130200, 145802)]