1518720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 5581440

約数和(自身を除く): 4062720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 113, 120, 128, 140, 160, 168, 192, 210, 224, 226, 240, 280, 320, 336, 339, 384, 420, 448, 452, 480, 560, 565, 640, 672, 678, 791, 840, 896, 904, 960, 1120, 1130, 1344, 1356, 1582, 1680, 1695, 1808, 1920, 2240, 2260, 2373, 2688, 2712, 3164, 3360, 3390, 3616, 3955, 4480, 4520, 4746, 5424, 6328, 6720, 6780, 7232, 7910, 9040, 9492, 10848, 11865, 12656, 13440, 13560, 14464, 15820, 18080, 18984, 21696, 23730, 25312, 27120, 31640, 36160, 37968, 43392, 47460, 50624, 54240, 63280, 72320, 75936, 94920, 101248, 108480, 126560, 151872, 189840, 216960, 253120, 303744, 379680, 506240, 759360, 1518720]

約数ペア:

[(1, 1518720), (2, 759360), (3, 506240), (4, 379680), (5, 303744), (6, 253120), (7, 216960), (8, 189840), (10, 151872), (12, 126560), (14, 108480), (15, 101248), (16, 94920), (20, 75936), (21, 72320), (24, 63280), (28, 54240), (30, 50624), (32, 47460), (35, 43392), (40, 37968), (42, 36160), (48, 31640), (56, 27120), (60, 25312), (64, 23730), (70, 21696), (80, 18984), (84, 18080), (96, 15820), (105, 14464), (112, 13560), (113, 13440), (120, 12656), (128, 11865), (140, 10848), (160, 9492), (168, 9040), (192, 7910), (210, 7232), (224, 6780), (226, 6720), (240, 6328), (280, 5424), (320, 4746), (336, 4520), (339, 4480), (384, 3955), (420, 3616), (448, 3390), (452, 3360), (480, 3164), (560, 2712), (565, 2688), (640, 2373), (672, 2260), (678, 2240), (791, 1920), (840, 1808), (896, 1695), (904, 1680), (960, 1582), (1120, 1356), (1130, 1344)]