388775520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{38569}}^1$

素因数の和:38597

約数の個数: 144

約数和(自身を含む): 1516263840

約数和(自身を除く): 1127488320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 38569, 77138, 115707, 154276, 192845, 231414, 269983, 308552, 347121, 385690, 462828, 539966, 578535, 617104, 694242, 771380, 809949, 925656, 1079932, 1157070, 1234208, 1349915, 1388484, 1542760, 1619898, 1735605, 1851312, 2159864, 2314140, 2429847, 2699830, 2776968, 3085520, 3239796, 3471210, 3702624, 4049745, 4319728, 4628280, 4859694, 5399660, 5553936, 6171040, 6479592, 6942420, 8099490, 8639456, 9256560, 9719388, 10799320, 11107872, 12149235, 12959184, 13884840, 16198980, 18513120, 19438776, 21598640, 24298470, 25918368, 27769680, 32397960, 38877552, 43197280, 48596940, 55539360, 64795920, 77755104, 97193880, 129591840, 194387760, 388775520]

約数ペア:

[(1, 388775520), (2, 194387760), (3, 129591840), (4, 97193880), (5, 77755104), (6, 64795920), (7, 55539360), (8, 48596940), (9, 43197280), (10, 38877552), (12, 32397960), (14, 27769680), (15, 25918368), (16, 24298470), (18, 21598640), (20, 19438776), (21, 18513120), (24, 16198980), (28, 13884840), (30, 12959184), (32, 12149235), (35, 11107872), (36, 10799320), (40, 9719388), (42, 9256560), (45, 8639456), (48, 8099490), (56, 6942420), (60, 6479592), (63, 6171040), (70, 5553936), (72, 5399660), (80, 4859694), (84, 4628280), (90, 4319728), (96, 4049745), (105, 3702624), (112, 3471210), (120, 3239796), (126, 3085520), (140, 2776968), (144, 2699830), (160, 2429847), (168, 2314140), (180, 2159864), (210, 1851312), (224, 1735605), (240, 1619898), (252, 1542760), (280, 1388484), (288, 1349915), (315, 1234208), (336, 1157070), (360, 1079932), (420, 925656), (480, 809949), (504, 771380), (560, 694242), (630, 617104), (672, 578535), (720, 539966), (840, 462828), (1008, 385690), (1120, 347121), (1260, 308552), (1440, 269983), (1680, 231414), (2016, 192845), (2520, 154276), (3360, 115707), (5040, 77138), (10080, 38569)]