30618240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 100465920

約数和(自身を除く): 69847680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 296, 320, 370, 384, 431, 444, 480, 555, 592, 640, 740, 862, 888, 960, 1110, 1184, 1293, 1480, 1724, 1776, 1920, 2155, 2220, 2368, 2586, 2960, 3448, 3552, 4310, 4440, 4736, 5172, 5920, 6465, 6896, 7104, 8620, 8880, 10344, 11840, 12930, 13792, 14208, 15947, 17240, 17760, 20688, 23680, 25860, 27584, 31894, 34480, 35520, 41376, 47841, 51720, 55168, 63788, 68960, 71040, 79735, 82752, 95682, 103440, 127576, 137920, 159470, 165504, 191364, 206880, 239205, 255152, 275840, 318940, 382728, 413760, 478410, 510304, 637880, 765456, 827520, 956820, 1020608, 1275760, 1530912, 1913640, 2041216, 2551520, 3061824, 3827280, 5103040, 6123648, 7654560, 10206080, 15309120, 30618240]

約数ペア:

[(1, 30618240), (2, 15309120), (3, 10206080), (4, 7654560), (5, 6123648), (6, 5103040), (8, 3827280), (10, 3061824), (12, 2551520), (15, 2041216), (16, 1913640), (20, 1530912), (24, 1275760), (30, 1020608), (32, 956820), (37, 827520), (40, 765456), (48, 637880), (60, 510304), (64, 478410), (74, 413760), (80, 382728), (96, 318940), (111, 275840), (120, 255152), (128, 239205), (148, 206880), (160, 191364), (185, 165504), (192, 159470), (222, 137920), (240, 127576), (296, 103440), (320, 95682), (370, 82752), (384, 79735), (431, 71040), (444, 68960), (480, 63788), (555, 55168), (592, 51720), (640, 47841), (740, 41376), (862, 35520), (888, 34480), (960, 31894), (1110, 27584), (1184, 25860), (1293, 23680), (1480, 20688), (1724, 17760), (1776, 17240), (1920, 15947), (2155, 14208), (2220, 13792), (2368, 12930), (2586, 11840), (2960, 10344), (3448, 8880), (3552, 8620), (4310, 7104), (4440, 6896), (4736, 6465), (5172, 5920)]