180528880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^3\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 160

約数和(自身を含む): 517109760

約数和(自身を除く): 336580880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 47, 56, 70, 76, 80, 94, 95, 112, 133, 140, 152, 188, 190, 235, 266, 280, 304, 329, 361, 376, 380, 470, 532, 560, 658, 665, 722, 752, 760, 893, 940, 1064, 1316, 1330, 1444, 1520, 1645, 1786, 1805, 1880, 2128, 2527, 2632, 2660, 2888, 3290, 3572, 3610, 3760, 4465, 5054, 5264, 5320, 5776, 6251, 6580, 6859, 7144, 7220, 8930, 10108, 10640, 12502, 12635, 13160, 13718, 14288, 14440, 16967, 17860, 20216, 25004, 25270, 26320, 27436, 28880, 31255, 33934, 34295, 35720, 40432, 48013, 50008, 50540, 54872, 62510, 67868, 68590, 71440, 84835, 96026, 100016, 101080, 109744, 118769, 125020, 135736, 137180, 169670, 192052, 202160, 237538, 240065, 250040, 271472, 274360, 322373, 339340, 384104, 475076, 480130, 500080, 548720, 593845, 644746, 678680, 768208, 950152, 960260, 1187690, 1289492, 1357360, 1611865, 1900304, 1920520, 2256611, 2375380, 2578984, 3223730, 3841040, 4513222, 4750760, 5157968, 6447460, 9026444, 9501520, 11283055, 12894920, 18052888, 22566110, 25789840, 36105776, 45132220, 90264440, 180528880]

約数ペア:

[(1, 180528880), (2, 90264440), (4, 45132220), (5, 36105776), (7, 25789840), (8, 22566110), (10, 18052888), (14, 12894920), (16, 11283055), (19, 9501520), (20, 9026444), (28, 6447460), (35, 5157968), (38, 4750760), (40, 4513222), (47, 3841040), (56, 3223730), (70, 2578984), (76, 2375380), (80, 2256611), (94, 1920520), (95, 1900304), (112, 1611865), (133, 1357360), (140, 1289492), (152, 1187690), (188, 960260), (190, 950152), (235, 768208), (266, 678680), (280, 644746), (304, 593845), (329, 548720), (361, 500080), (376, 480130), (380, 475076), (470, 384104), (532, 339340), (560, 322373), (658, 274360), (665, 271472), (722, 250040), (752, 240065), (760, 237538), (893, 202160), (940, 192052), (1064, 169670), (1316, 137180), (1330, 135736), (1444, 125020), (1520, 118769), (1645, 109744), (1786, 101080), (1805, 100016), (1880, 96026), (2128, 84835), (2527, 71440), (2632, 68590), (2660, 67868), (2888, 62510), (3290, 54872), (3572, 50540), (3610, 50008), (3760, 48013), (4465, 40432), (5054, 35720), (5264, 34295), (5320, 33934), (5776, 31255), (6251, 28880), (6580, 27436), (6859, 26320), (7144, 25270), (7220, 25004), (8930, 20216), (10108, 17860), (10640, 16967), (12502, 14440), (12635, 14288), (13160, 13718)]