15662668420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1\times {\mathrm{1213}}^1$

素因数の和:1997

約数の個数: 96

約数和(自身を含む): 37935072000

約数和(自身を除く): 22272403580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 619, 745, 1043, 1213, 1238, 1490, 2086, 2426, 2476, 2980, 3095, 4172, 4333, 4852, 5215, 6065, 6190, 8491, 8666, 10430, 12130, 12380, 16982, 17332, 20860, 21665, 24260, 33964, 42455, 43330, 84910, 86660, 92231, 169820, 180737, 184462, 361474, 368924, 461155, 645617, 722948, 750847, 903685, 922310, 1265159, 1291234, 1501694, 1807370, 1844620, 2530318, 2582468, 3003388, 3228085, 3614740, 3754235, 5060636, 5255929, 6325795, 6456170, 7508470, 10511858, 12651590, 12912340, 15016940, 21023716, 25303180, 26279645, 52559290, 105118580, 111876203, 223752406, 447504812, 559381015, 783133421, 1118762030, 1566266842, 2237524060, 3132533684, 3915667105, 7831334210, 15662668420]

約数ペア:

[(1, 15662668420), (2, 7831334210), (4, 3915667105), (5, 3132533684), (7, 2237524060), (10, 1566266842), (14, 1118762030), (20, 783133421), (28, 559381015), (35, 447504812), (70, 223752406), (140, 111876203), (149, 105118580), (298, 52559290), (596, 26279645), (619, 25303180), (745, 21023716), (1043, 15016940), (1213, 12912340), (1238, 12651590), (1490, 10511858), (2086, 7508470), (2426, 6456170), (2476, 6325795), (2980, 5255929), (3095, 5060636), (4172, 3754235), (4333, 3614740), (4852, 3228085), (5215, 3003388), (6065, 2582468), (6190, 2530318), (8491, 1844620), (8666, 1807370), (10430, 1501694), (12130, 1291234), (12380, 1265159), (16982, 922310), (17332, 903685), (20860, 750847), (21665, 722948), (24260, 645617), (33964, 461155), (42455, 368924), (43330, 361474), (84910, 184462), (86660, 180737), (92231, 169820)]