271990320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8521}}^1$

素因数の和:8563

約数の個数: 160

約数和(自身を含む): 1014458880

約数和(自身を除く): 742468560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 8521, 10640, 15960, 17042, 25563, 31920, 34084, 42605, 51126, 59647, 68168, 85210, 102252, 119294, 127815, 136336, 161899, 170420, 178941, 204504, 238588, 255630, 298235, 323798, 340840, 357882, 409008, 477176, 485697, 511260, 596470, 647596, 681680, 715764, 809495, 894705, 954352, 971394, 1022520, 1133293, 1192940, 1295192, 1431528, 1618990, 1789410, 1942788, 2045040, 2266586, 2385880, 2428485, 2590384, 2863056, 3237980, 3399879, 3578820, 3885576, 4533172, 4771760, 4856970, 5666465, 6475960, 6799758, 7157640, 7771152, 9066344, 9713940, 11332930, 12951920, 13599516, 14315280, 16999395, 18132688, 19427880, 22665860, 27199032, 33998790, 38855760, 45331720, 54398064, 67997580, 90663440, 135995160, 271990320]

約数ペア:

[(1, 271990320), (2, 135995160), (3, 90663440), (4, 67997580), (5, 54398064), (6, 45331720), (7, 38855760), (8, 33998790), (10, 27199032), (12, 22665860), (14, 19427880), (15, 18132688), (16, 16999395), (19, 14315280), (20, 13599516), (21, 12951920), (24, 11332930), (28, 9713940), (30, 9066344), (35, 7771152), (38, 7157640), (40, 6799758), (42, 6475960), (48, 5666465), (56, 4856970), (57, 4771760), (60, 4533172), (70, 3885576), (76, 3578820), (80, 3399879), (84, 3237980), (95, 2863056), (105, 2590384), (112, 2428485), (114, 2385880), (120, 2266586), (133, 2045040), (140, 1942788), (152, 1789410), (168, 1618990), (190, 1431528), (210, 1295192), (228, 1192940), (240, 1133293), (266, 1022520), (280, 971394), (285, 954352), (304, 894705), (336, 809495), (380, 715764), (399, 681680), (420, 647596), (456, 596470), (532, 511260), (560, 485697), (570, 477176), (665, 409008), (760, 357882), (798, 340840), (840, 323798), (912, 298235), (1064, 255630), (1140, 238588), (1330, 204504), (1520, 178941), (1596, 170420), (1680, 161899), (1995, 136336), (2128, 127815), (2280, 119294), (2660, 102252), (3192, 85210), (3990, 68168), (4560, 59647), (5320, 51126), (6384, 42605), (7980, 34084), (8521, 31920), (10640, 25563), (15960, 17042)]