215885520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1234

約数の個数: 160

約数和(自身を含む): 752630400

約数和(自身を除く): 536744880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 89, 90, 108, 120, 135, 144, 178, 180, 216, 240, 267, 270, 356, 360, 432, 445, 534, 540, 712, 720, 801, 890, 1068, 1080, 1123, 1335, 1424, 1602, 1780, 2136, 2160, 2246, 2403, 2670, 3204, 3369, 3560, 4005, 4272, 4492, 4806, 5340, 5615, 6408, 6738, 7120, 8010, 8984, 9612, 10107, 10680, 11230, 12015, 12816, 13476, 16020, 16845, 17968, 19224, 20214, 21360, 22460, 24030, 26952, 30321, 32040, 33690, 38448, 40428, 44920, 48060, 50535, 53904, 60642, 64080, 67380, 80856, 89840, 96120, 99947, 101070, 121284, 134760, 151605, 161712, 192240, 199894, 202140, 242568, 269520, 299841, 303210, 399788, 404280, 485136, 499735, 599682, 606420, 799576, 808560, 899523, 999470, 1199364, 1212840, 1499205, 1599152, 1799046, 1998940, 2398728, 2425680, 2698569, 2998410, 3598092, 3997880, 4497615, 4797456, 5397138, 5996820, 7196184, 7995760, 8995230, 10794276, 11993640, 13492845, 14392368, 17990460, 21588552, 23987280, 26985690, 35980920, 43177104, 53971380, 71961840, 107942760, 215885520]

約数ペア:

[(1, 215885520), (2, 107942760), (3, 71961840), (4, 53971380), (5, 43177104), (6, 35980920), (8, 26985690), (9, 23987280), (10, 21588552), (12, 17990460), (15, 14392368), (16, 13492845), (18, 11993640), (20, 10794276), (24, 8995230), (27, 7995760), (30, 7196184), (36, 5996820), (40, 5397138), (45, 4797456), (48, 4497615), (54, 3997880), (60, 3598092), (72, 2998410), (80, 2698569), (89, 2425680), (90, 2398728), (108, 1998940), (120, 1799046), (135, 1599152), (144, 1499205), (178, 1212840), (180, 1199364), (216, 999470), (240, 899523), (267, 808560), (270, 799576), (356, 606420), (360, 599682), (432, 499735), (445, 485136), (534, 404280), (540, 399788), (712, 303210), (720, 299841), (801, 269520), (890, 242568), (1068, 202140), (1080, 199894), (1123, 192240), (1335, 161712), (1424, 151605), (1602, 134760), (1780, 121284), (2136, 101070), (2160, 99947), (2246, 96120), (2403, 89840), (2670, 80856), (3204, 67380), (3369, 64080), (3560, 60642), (4005, 53904), (4272, 50535), (4492, 48060), (4806, 44920), (5340, 40428), (5615, 38448), (6408, 33690), (6738, 32040), (7120, 30321), (8010, 26952), (8984, 24030), (9612, 22460), (10107, 21360), (10680, 20214), (11230, 19224), (12015, 17968), (12816, 16845), (13476, 16020)]