145481280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{21649}}^1$

素因数の和:21676

約数の個数: 112

約数和(自身を含む): 527913600

約数和(自身を除く): 382432320

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, 21649, 43298, 64947, 86596, 108245, 129894, 151543, 173192, 216490, 259788, 303086, 324735, 346384, 432980, 454629, 519576, 606172, 649470, 692768, 757715, 865960, 909258, 1039152, 1212344, 1298940, 1385536, 1515430, 1731920, 1818516, 2078304, 2273145, 2424688, 2597880, 3030860, 3463840, 3637032, 4156608, 4546290, 4849376, 5195760, 6061720, 6927680, 7274064, 9092580, 9698752, 10391520, 12123440, 14548128, 18185160, 20783040, 24246880, 29096256, 36370320, 48493760, 72740640, 145481280]

約数ペア:

[(1, 145481280), (2, 72740640), (3, 48493760), (4, 36370320), (5, 29096256), (6, 24246880), (7, 20783040), (8, 18185160), (10, 14548128), (12, 12123440), (14, 10391520), (15, 9698752), (16, 9092580), (20, 7274064), (21, 6927680), (24, 6061720), (28, 5195760), (30, 4849376), (32, 4546290), (35, 4156608), (40, 3637032), (42, 3463840), (48, 3030860), (56, 2597880), (60, 2424688), (64, 2273145), (70, 2078304), (80, 1818516), (84, 1731920), (96, 1515430), (105, 1385536), (112, 1298940), (120, 1212344), (140, 1039152), (160, 909258), (168, 865960), (192, 757715), (210, 692768), (224, 649470), (240, 606172), (280, 519576), (320, 454629), (336, 432980), (420, 346384), (448, 324735), (480, 303086), (560, 259788), (672, 216490), (840, 173192), (960, 151543), (1120, 129894), (1344, 108245), (1680, 86596), (2240, 64947), (3360, 43298), (6720, 21649)]