166338640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 440971776

約数和(自身を除く): 274633136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 47, 52, 65, 80, 82, 83, 94, 104, 130, 164, 166, 188, 205, 208, 235, 260, 328, 332, 376, 410, 415, 470, 520, 533, 611, 656, 664, 752, 820, 830, 940, 1040, 1066, 1079, 1222, 1328, 1640, 1660, 1880, 1927, 2132, 2158, 2444, 2665, 3055, 3280, 3320, 3403, 3760, 3854, 3901, 4264, 4316, 4888, 5330, 5395, 6110, 6640, 6806, 7708, 7802, 8528, 8632, 9635, 9776, 10660, 10790, 12220, 13612, 15416, 15604, 17015, 17264, 19270, 19505, 21320, 21580, 24440, 25051, 27224, 30832, 31208, 34030, 38540, 39010, 42640, 43160, 44239, 48880, 50102, 50713, 54448, 62416, 68060, 77080, 78020, 86320, 88478, 100204, 101426, 125255, 136120, 154160, 156040, 159941, 176956, 200408, 202852, 221195, 250510, 253565, 272240, 312080, 319882, 353912, 400816, 405704, 442390, 501020, 507130, 639764, 707824, 799705, 811408, 884780, 1002040, 1014260, 1279528, 1599410, 1769560, 2004080, 2028520, 2079233, 2559056, 3198820, 3539120, 4057040, 4158466, 6397640, 8316932, 10396165, 12795280, 16633864, 20792330, 33267728, 41584660, 83169320, 166338640]

約数ペア:

[(1, 166338640), (2, 83169320), (4, 41584660), (5, 33267728), (8, 20792330), (10, 16633864), (13, 12795280), (16, 10396165), (20, 8316932), (26, 6397640), (40, 4158466), (41, 4057040), (47, 3539120), (52, 3198820), (65, 2559056), (80, 2079233), (82, 2028520), (83, 2004080), (94, 1769560), (104, 1599410), (130, 1279528), (164, 1014260), (166, 1002040), (188, 884780), (205, 811408), (208, 799705), (235, 707824), (260, 639764), (328, 507130), (332, 501020), (376, 442390), (410, 405704), (415, 400816), (470, 353912), (520, 319882), (533, 312080), (611, 272240), (656, 253565), (664, 250510), (752, 221195), (820, 202852), (830, 200408), (940, 176956), (1040, 159941), (1066, 156040), (1079, 154160), (1222, 136120), (1328, 125255), (1640, 101426), (1660, 100204), (1880, 88478), (1927, 86320), (2132, 78020), (2158, 77080), (2444, 68060), (2665, 62416), (3055, 54448), (3280, 50713), (3320, 50102), (3403, 48880), (3760, 44239), (3854, 43160), (3901, 42640), (4264, 39010), (4316, 38540), (4888, 34030), (5330, 31208), (5395, 30832), (6110, 27224), (6640, 25051), (6806, 24440), (7708, 21580), (7802, 21320), (8528, 19505), (8632, 19270), (9635, 17264), (9776, 17015), (10660, 15604), (10790, 15416), (12220, 13612)]