28664160

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:493

約数の個数: 192

約数和(自身を含む): 108864000

約数和(自身を除く): 80199840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 449, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 898, 912, 1064, 1120, 1140, 1330, 1347, 1520, 1596, 1680, 1796, 1824, 1995, 2128, 2245, 2280, 2660, 2694, 3040, 3143, 3192, 3360, 3592, 3990, 4256, 4490, 4560, 5320, 5388, 6286, 6384, 6735, 7184, 7980, 8531, 8980, 9120, 9429, 10640, 10776, 12572, 12768, 13470, 14368, 15715, 15960, 17062, 17960, 18858, 21280, 21552, 25144, 25593, 26940, 31430, 31920, 34124, 35920, 37716, 42655, 43104, 47145, 50288, 51186, 53880, 59717, 62860, 63840, 68248, 71840, 75432, 85310, 94290, 100576, 102372, 107760, 119434, 125720, 127965, 136496, 150864, 170620, 179151, 188580, 204744, 215520, 238868, 251440, 255930, 272992, 298585, 301728, 341240, 358302, 377160, 409488, 477736, 502880, 511860, 597170, 682480, 716604, 754320, 818976, 895755, 955472, 1023720, 1194340, 1364960, 1433208, 1508640, 1791510, 1910944, 2047440, 2388680, 2866416, 3583020, 4094880, 4777360, 5732832, 7166040, 9554720, 14332080, 28664160]

約数ペア:

[(1, 28664160), (2, 14332080), (3, 9554720), (4, 7166040), (5, 5732832), (6, 4777360), (7, 4094880), (8, 3583020), (10, 2866416), (12, 2388680), (14, 2047440), (15, 1910944), (16, 1791510), (19, 1508640), (20, 1433208), (21, 1364960), (24, 1194340), (28, 1023720), (30, 955472), (32, 895755), (35, 818976), (38, 754320), (40, 716604), (42, 682480), (48, 597170), (56, 511860), (57, 502880), (60, 477736), (70, 409488), (76, 377160), (80, 358302), (84, 341240), (95, 301728), (96, 298585), (105, 272992), (112, 255930), (114, 251440), (120, 238868), (133, 215520), (140, 204744), (152, 188580), (160, 179151), (168, 170620), (190, 150864), (210, 136496), (224, 127965), (228, 125720), (240, 119434), (266, 107760), (280, 102372), (285, 100576), (304, 94290), (336, 85310), (380, 75432), (399, 71840), (420, 68248), (449, 63840), (456, 62860), (480, 59717), (532, 53880), (560, 51186), (570, 50288), (608, 47145), (665, 43104), (672, 42655), (760, 37716), (798, 35920), (840, 34124), (898, 31920), (912, 31430), (1064, 26940), (1120, 25593), (1140, 25144), (1330, 21552), (1347, 21280), (1520, 18858), (1596, 17960), (1680, 17062), (1796, 15960), (1824, 15715), (1995, 14368), (2128, 13470), (2245, 12768), (2280, 12572), (2660, 10776), (2694, 10640), (3040, 9429), (3143, 9120), (3192, 8980), (3360, 8531), (3592, 7980), (3990, 7184), (4256, 6735), (4490, 6384), (4560, 6286), (5320, 5388)]