164738840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:741

約数の個数: 128

約数和(自身を含む): 457695360

約数和(自身を除く): 292956520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 53, 56, 68, 70, 85, 106, 119, 136, 140, 170, 212, 238, 265, 280, 340, 371, 424, 476, 530, 595, 653, 680, 742, 901, 952, 1060, 1190, 1306, 1484, 1802, 1855, 2120, 2380, 2612, 2968, 3265, 3604, 3710, 4505, 4571, 4760, 5224, 6307, 6530, 7208, 7420, 9010, 9142, 11101, 12614, 13060, 14840, 18020, 18284, 22202, 22855, 25228, 26120, 31535, 34609, 36040, 36568, 44404, 45710, 50456, 55505, 63070, 69218, 77707, 88808, 91420, 111010, 126140, 138436, 155414, 173045, 182840, 222020, 242263, 252280, 276872, 310828, 346090, 388535, 444040, 484526, 588353, 621656, 692180, 777070, 969052, 1176706, 1211315, 1384360, 1554140, 1938104, 2353412, 2422630, 2941765, 3108280, 4118471, 4706824, 4845260, 5883530, 8236942, 9690520, 11767060, 16473884, 20592355, 23534120, 32947768, 41184710, 82369420, 164738840]

約数ペア:

[(1, 164738840), (2, 82369420), (4, 41184710), (5, 32947768), (7, 23534120), (8, 20592355), (10, 16473884), (14, 11767060), (17, 9690520), (20, 8236942), (28, 5883530), (34, 4845260), (35, 4706824), (40, 4118471), (53, 3108280), (56, 2941765), (68, 2422630), (70, 2353412), (85, 1938104), (106, 1554140), (119, 1384360), (136, 1211315), (140, 1176706), (170, 969052), (212, 777070), (238, 692180), (265, 621656), (280, 588353), (340, 484526), (371, 444040), (424, 388535), (476, 346090), (530, 310828), (595, 276872), (653, 252280), (680, 242263), (742, 222020), (901, 182840), (952, 173045), (1060, 155414), (1190, 138436), (1306, 126140), (1484, 111010), (1802, 91420), (1855, 88808), (2120, 77707), (2380, 69218), (2612, 63070), (2968, 55505), (3265, 50456), (3604, 45710), (3710, 44404), (4505, 36568), (4571, 36040), (4760, 34609), (5224, 31535), (6307, 26120), (6530, 25228), (7208, 22855), (7420, 22202), (9010, 18284), (9142, 18020), (11101, 14840), (12614, 13060)]