202018180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 540143856

約数和(自身を除く): 338125676

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 101, 130, 140, 157, 182, 196, 202, 245, 260, 314, 364, 404, 455, 490, 505, 628, 637, 707, 785, 910, 980, 1010, 1099, 1274, 1313, 1414, 1570, 1820, 2020, 2041, 2198, 2548, 2626, 2828, 3140, 3185, 3535, 4082, 4396, 4949, 5252, 5495, 6370, 6565, 7070, 7693, 8164, 9191, 9898, 10205, 10990, 12740, 13130, 14140, 14287, 15386, 15857, 18382, 19796, 20410, 21980, 24745, 26260, 28574, 30772, 31714, 36764, 38465, 40820, 45955, 49490, 57148, 63428, 64337, 71435, 76930, 79285, 91910, 98980, 100009, 110999, 128674, 142870, 153860, 158570, 183820, 200018, 206141, 221998, 257348, 285740, 317140, 321685, 400036, 412282, 443996, 500045, 554995, 643370, 776993, 824564, 1000090, 1030705, 1109990, 1286740, 1442987, 1553986, 2000180, 2061410, 2219980, 2885974, 3107972, 3884965, 4122820, 5771948, 7214935, 7769930, 10100909, 14429870, 15539860, 20201818, 28859740, 40403636, 50504545, 101009090, 202018180]

約数ペア:

[(1, 202018180), (2, 101009090), (4, 50504545), (5, 40403636), (7, 28859740), (10, 20201818), (13, 15539860), (14, 14429870), (20, 10100909), (26, 7769930), (28, 7214935), (35, 5771948), (49, 4122820), (52, 3884965), (65, 3107972), (70, 2885974), (91, 2219980), (98, 2061410), (101, 2000180), (130, 1553986), (140, 1442987), (157, 1286740), (182, 1109990), (196, 1030705), (202, 1000090), (245, 824564), (260, 776993), (314, 643370), (364, 554995), (404, 500045), (455, 443996), (490, 412282), (505, 400036), (628, 321685), (637, 317140), (707, 285740), (785, 257348), (910, 221998), (980, 206141), (1010, 200018), (1099, 183820), (1274, 158570), (1313, 153860), (1414, 142870), (1570, 128674), (1820, 110999), (2020, 100009), (2041, 98980), (2198, 91910), (2548, 79285), (2626, 76930), (2828, 71435), (3140, 64337), (3185, 63428), (3535, 57148), (4082, 49490), (4396, 45955), (4949, 40820), (5252, 38465), (5495, 36764), (6370, 31714), (6565, 30772), (7070, 28574), (7693, 26260), (8164, 24745), (9191, 21980), (9898, 20410), (10205, 19796), (10990, 18382), (12740, 15857), (13130, 15386), (14140, 14287)]