397655160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27847}}^1$

素因数の和:27885

約数の個数: 128

約数和(自身を含む): 1443640320

約数和(自身を除く): 1045985160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 27847, 55694, 83541, 111388, 139235, 167082, 194929, 222776, 278470, 334164, 389858, 417705, 473399, 556940, 584787, 668328, 779716, 835410, 946798, 974645, 1113880, 1169574, 1420197, 1559432, 1670820, 1893596, 1949290, 2339148, 2366995, 2840394, 2923935, 3313793, 3341640, 3787192, 3898580, 4678296, 4733990, 5680788, 5847870, 6627586, 7100985, 7797160, 9467980, 9941379, 11361576, 11695740, 13255172, 14201970, 16568965, 18935960, 19882758, 23391480, 26510344, 28403940, 33137930, 39765516, 49706895, 56807880, 66275860, 79531032, 99413790, 132551720, 198827580, 397655160]

約数ペア:

[(1, 397655160), (2, 198827580), (3, 132551720), (4, 99413790), (5, 79531032), (6, 66275860), (7, 56807880), (8, 49706895), (10, 39765516), (12, 33137930), (14, 28403940), (15, 26510344), (17, 23391480), (20, 19882758), (21, 18935960), (24, 16568965), (28, 14201970), (30, 13255172), (34, 11695740), (35, 11361576), (40, 9941379), (42, 9467980), (51, 7797160), (56, 7100985), (60, 6627586), (68, 5847870), (70, 5680788), (84, 4733990), (85, 4678296), (102, 3898580), (105, 3787192), (119, 3341640), (120, 3313793), (136, 2923935), (140, 2840394), (168, 2366995), (170, 2339148), (204, 1949290), (210, 1893596), (238, 1670820), (255, 1559432), (280, 1420197), (340, 1169574), (357, 1113880), (408, 974645), (420, 946798), (476, 835410), (510, 779716), (595, 668328), (680, 584787), (714, 556940), (840, 473399), (952, 417705), (1020, 389858), (1190, 334164), (1428, 278470), (1785, 222776), (2040, 194929), (2380, 167082), (2856, 139235), (3570, 111388), (4760, 83541), (7140, 55694), (14280, 27847)]