164745600

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{131}}^2$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 546804660

約数和(自身を除く): 382059060

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 131, 150, 160, 192, 200, 240, 262, 300, 320, 384, 393, 400, 480, 524, 600, 640, 655, 786, 800, 960, 1048, 1200, 1310, 1572, 1600, 1920, 1965, 2096, 2400, 2620, 3144, 3200, 3275, 3930, 4192, 4800, 5240, 6288, 6550, 7860, 8384, 9600, 9825, 10480, 12576, 13100, 15720, 16768, 17161, 19650, 20960, 25152, 26200, 31440, 34322, 39300, 41920, 50304, 51483, 52400, 62880, 68644, 78600, 83840, 85805, 102966, 104800, 125760, 137288, 157200, 171610, 205932, 209600, 251520, 257415, 274576, 314400, 343220, 411864, 419200, 429025, 514830, 549152, 628800, 686440, 823728, 858050, 1029660, 1098304, 1257600, 1287075, 1372880, 1647456, 1716100, 2059320, 2196608, 2574150, 2745760, 3294912, 3432200, 4118640, 5148300, 5491520, 6589824, 6864400, 8237280, 10296600, 10983040, 13728800, 16474560, 20593200, 27457600, 32949120, 41186400, 54915200, 82372800, 164745600]

約数ペア:

[(1, 164745600), (2, 82372800), (3, 54915200), (4, 41186400), (5, 32949120), (6, 27457600), (8, 20593200), (10, 16474560), (12, 13728800), (15, 10983040), (16, 10296600), (20, 8237280), (24, 6864400), (25, 6589824), (30, 5491520), (32, 5148300), (40, 4118640), (48, 3432200), (50, 3294912), (60, 2745760), (64, 2574150), (75, 2196608), (80, 2059320), (96, 1716100), (100, 1647456), (120, 1372880), (128, 1287075), (131, 1257600), (150, 1098304), (160, 1029660), (192, 858050), (200, 823728), (240, 686440), (262, 628800), (300, 549152), (320, 514830), (384, 429025), (393, 419200), (400, 411864), (480, 343220), (524, 314400), (600, 274576), (640, 257415), (655, 251520), (786, 209600), (800, 205932), (960, 171610), (1048, 157200), (1200, 137288), (1310, 125760), (1572, 104800), (1600, 102966), (1920, 85805), (1965, 83840), (2096, 78600), (2400, 68644), (2620, 62880), (3144, 52400), (3200, 51483), (3275, 50304), (3930, 41920), (4192, 39300), (4800, 34322), (5240, 31440), (6288, 26200), (6550, 25152), (7860, 20960), (8384, 19650), (9600, 17161), (9825, 16768), (10480, 15720), (12576, 13100)]