201612201980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{816839}}^1$

素因数の和:816939

約数の個数: 96

約数和(自身を含む): 507198827520

約数和(自身を除く): 305586625540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 43, 70, 82, 86, 140, 164, 172, 205, 215, 287, 301, 410, 430, 574, 602, 820, 860, 1148, 1204, 1435, 1505, 1763, 2870, 3010, 3526, 5740, 6020, 7052, 8815, 12341, 17630, 24682, 35260, 49364, 61705, 123410, 246820, 816839, 1633678, 3267356, 4084195, 5717873, 8168390, 11435746, 16336780, 22871492, 28589365, 33490399, 35124077, 57178730, 66980798, 70248154, 114357460, 133961596, 140496308, 167451995, 175620385, 234432793, 245868539, 334903990, 351240770, 468865586, 491737078, 669807980, 702481540, 937731172, 983474156, 1172163965, 1229342695, 1440087157, 2344327930, 2458685390, 2880174314, 4688655860, 4917370780, 5760348628, 7200435785, 10080610099, 14400871570, 20161220198, 28801743140, 40322440396, 50403050495, 100806100990, 201612201980]

約数ペア:

[(1, 201612201980), (2, 100806100990), (4, 50403050495), (5, 40322440396), (7, 28801743140), (10, 20161220198), (14, 14400871570), (20, 10080610099), (28, 7200435785), (35, 5760348628), (41, 4917370780), (43, 4688655860), (70, 2880174314), (82, 2458685390), (86, 2344327930), (140, 1440087157), (164, 1229342695), (172, 1172163965), (205, 983474156), (215, 937731172), (287, 702481540), (301, 669807980), (410, 491737078), (430, 468865586), (574, 351240770), (602, 334903990), (820, 245868539), (860, 234432793), (1148, 175620385), (1204, 167451995), (1435, 140496308), (1505, 133961596), (1763, 114357460), (2870, 70248154), (3010, 66980798), (3526, 57178730), (5740, 35124077), (6020, 33490399), (7052, 28589365), (8815, 22871492), (12341, 16336780), (17630, 11435746), (24682, 8168390), (35260, 5717873), (49364, 4084195), (61705, 3267356), (123410, 1633678), (246820, 816839)]