90152720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 260102400

約数和(自身を除く): 169949680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 80, 95, 112, 133, 140, 148, 152, 185, 190, 229, 259, 266, 280, 296, 304, 370, 380, 458, 518, 532, 560, 592, 665, 703, 740, 760, 916, 1036, 1064, 1145, 1295, 1330, 1406, 1480, 1520, 1603, 1832, 2072, 2128, 2290, 2590, 2660, 2812, 2960, 3206, 3515, 3664, 4144, 4351, 4580, 4921, 5180, 5320, 5624, 6412, 7030, 8015, 8473, 8702, 9160, 9842, 10360, 10640, 11248, 12824, 14060, 16030, 16946, 17404, 18320, 19684, 20720, 21755, 24605, 25648, 28120, 30457, 32060, 33892, 34808, 39368, 42365, 43510, 49210, 56240, 59311, 60914, 64120, 67784, 69616, 78736, 84730, 87020, 98420, 118622, 121828, 128240, 135568, 152285, 160987, 169460, 174040, 196840, 237244, 243656, 296555, 304570, 321974, 338920, 348080, 393680, 474488, 487312, 593110, 609140, 643948, 677840, 804935, 948976, 1126909, 1186220, 1218280, 1287896, 1609870, 2253818, 2372440, 2436560, 2575792, 3219740, 4507636, 4744880, 5634545, 6439480, 9015272, 11269090, 12878960, 18030544, 22538180, 45076360, 90152720]

約数ペア:

[(1, 90152720), (2, 45076360), (4, 22538180), (5, 18030544), (7, 12878960), (8, 11269090), (10, 9015272), (14, 6439480), (16, 5634545), (19, 4744880), (20, 4507636), (28, 3219740), (35, 2575792), (37, 2436560), (38, 2372440), (40, 2253818), (56, 1609870), (70, 1287896), (74, 1218280), (76, 1186220), (80, 1126909), (95, 948976), (112, 804935), (133, 677840), (140, 643948), (148, 609140), (152, 593110), (185, 487312), (190, 474488), (229, 393680), (259, 348080), (266, 338920), (280, 321974), (296, 304570), (304, 296555), (370, 243656), (380, 237244), (458, 196840), (518, 174040), (532, 169460), (560, 160987), (592, 152285), (665, 135568), (703, 128240), (740, 121828), (760, 118622), (916, 98420), (1036, 87020), (1064, 84730), (1145, 78736), (1295, 69616), (1330, 67784), (1406, 64120), (1480, 60914), (1520, 59311), (1603, 56240), (1832, 49210), (2072, 43510), (2128, 42365), (2290, 39368), (2590, 34808), (2660, 33892), (2812, 32060), (2960, 30457), (3206, 28120), (3515, 25648), (3664, 24605), (4144, 21755), (4351, 20720), (4580, 19684), (4921, 18320), (5180, 17404), (5320, 16946), (5624, 16030), (6412, 14060), (7030, 12824), (8015, 11248), (8473, 10640), (8702, 10360), (9160, 9842)]