71302350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 209919600

約数和(自身を除く): 138617250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 89, 98, 105, 109, 147, 150, 175, 178, 210, 218, 245, 267, 294, 327, 350, 445, 490, 525, 534, 545, 623, 654, 735, 763, 890, 1050, 1090, 1225, 1246, 1335, 1470, 1526, 1635, 1869, 2225, 2289, 2450, 2670, 2725, 3115, 3270, 3675, 3738, 3815, 4361, 4450, 4578, 5341, 5450, 6230, 6675, 7350, 7630, 8175, 8722, 9345, 9701, 10682, 11445, 13083, 13350, 15575, 16023, 16350, 18690, 19075, 19402, 21805, 22890, 26166, 26705, 29103, 31150, 32046, 38150, 43610, 46725, 48505, 53410, 57225, 58206, 65415, 67907, 80115, 93450, 97010, 109025, 114450, 130830, 133525, 135814, 145515, 160230, 203721, 218050, 242525, 267050, 291030, 327075, 339535, 400575, 407442, 475349, 485050, 654150, 679070, 727575, 801150, 950698, 1018605, 1426047, 1455150, 1697675, 2037210, 2376745, 2852094, 3395350, 4753490, 5093025, 7130235, 10186050, 11883725, 14260470, 23767450, 35651175, 71302350]

約数ペア:

[(1, 71302350), (2, 35651175), (3, 23767450), (5, 14260470), (6, 11883725), (7, 10186050), (10, 7130235), (14, 5093025), (15, 4753490), (21, 3395350), (25, 2852094), (30, 2376745), (35, 2037210), (42, 1697675), (49, 1455150), (50, 1426047), (70, 1018605), (75, 950698), (89, 801150), (98, 727575), (105, 679070), (109, 654150), (147, 485050), (150, 475349), (175, 407442), (178, 400575), (210, 339535), (218, 327075), (245, 291030), (267, 267050), (294, 242525), (327, 218050), (350, 203721), (445, 160230), (490, 145515), (525, 135814), (534, 133525), (545, 130830), (623, 114450), (654, 109025), (735, 97010), (763, 93450), (890, 80115), (1050, 67907), (1090, 65415), (1225, 58206), (1246, 57225), (1335, 53410), (1470, 48505), (1526, 46725), (1635, 43610), (1869, 38150), (2225, 32046), (2289, 31150), (2450, 29103), (2670, 26705), (2725, 26166), (3115, 22890), (3270, 21805), (3675, 19402), (3738, 19075), (3815, 18690), (4361, 16350), (4450, 16023), (4578, 15575), (5341, 13350), (5450, 13083), (6230, 11445), (6675, 10682), (7350, 9701), (7630, 9345), (8175, 8722)]