20725481280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{3084149}}^1$

素因数の和:3084176

約数の個数: 112

約数和(自身を含む): 75203913600

約数和(自身を除く): 54478432320

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, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 3084149, 6168298, 9252447, 12336596, 15420745, 18504894, 21589043, 24673192, 30841490, 37009788, 43178086, 46262235, 49346384, 61682980, 64767129, 74019576, 86356172, 92524470, 98692768, 107945215, 123365960, 129534258, 148039152, 172712344, 185048940, 197385536, 215890430, 246731920, 259068516, 296078304, 323835645, 345424688, 370097880, 431780860, 493463840, 518137032, 592156608, 647671290, 690849376, 740195760, 863561720, 986927680, 1036274064, 1295342580, 1381698752, 1480391520, 1727123440, 2072548128, 2590685160, 2960783040, 3454246880, 4145096256, 5181370320, 6908493760, 10362740640, 20725481280]

約数ペア:

[(1, 20725481280), (2, 10362740640), (3, 6908493760), (4, 5181370320), (5, 4145096256), (6, 3454246880), (7, 2960783040), (8, 2590685160), (10, 2072548128), (12, 1727123440), (14, 1480391520), (15, 1381698752), (16, 1295342580), (20, 1036274064), (21, 986927680), (24, 863561720), (28, 740195760), (30, 690849376), (32, 647671290), (35, 592156608), (40, 518137032), (42, 493463840), (48, 431780860), (56, 370097880), (60, 345424688), (64, 323835645), (70, 296078304), (80, 259068516), (84, 246731920), (96, 215890430), (105, 197385536), (112, 185048940), (120, 172712344), (140, 148039152), (160, 129534258), (168, 123365960), (192, 107945215), (210, 98692768), (224, 92524470), (240, 86356172), (280, 74019576), (320, 64767129), (336, 61682980), (420, 49346384), (448, 46262235), (480, 43178086), (560, 37009788), (672, 30841490), (840, 24673192), (960, 21589043), (1120, 18504894), (1344, 15420745), (1680, 12336596), (2240, 9252447), (3360, 6168298), (6720, 3084149)]