121826740

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 310574880

約数和(自身を除く): 188748140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 59, 70, 86, 98, 118, 140, 172, 196, 215, 236, 245, 295, 301, 343, 413, 430, 490, 590, 602, 686, 826, 860, 980, 1180, 1204, 1372, 1505, 1652, 1715, 2065, 2107, 2401, 2537, 2891, 3010, 3430, 4130, 4214, 4802, 5074, 5782, 6020, 6860, 8260, 8428, 9604, 10148, 10535, 11564, 12005, 12685, 14455, 14749, 17759, 20237, 21070, 24010, 25370, 28910, 29498, 35518, 40474, 42140, 48020, 50740, 57820, 58996, 71036, 73745, 80948, 88795, 101185, 103243, 124313, 141659, 147490, 177590, 202370, 206486, 248626, 283318, 294980, 355180, 404740, 412972, 497252, 516215, 566636, 621565, 708295, 870191, 1032430, 1243130, 1416590, 1740382, 2064860, 2486260, 2833180, 3480764, 4350955, 6091337, 8701910, 12182674, 17403820, 24365348, 30456685, 60913370, 121826740]

約数ペア:

[(1, 121826740), (2, 60913370), (4, 30456685), (5, 24365348), (7, 17403820), (10, 12182674), (14, 8701910), (20, 6091337), (28, 4350955), (35, 3480764), (43, 2833180), (49, 2486260), (59, 2064860), (70, 1740382), (86, 1416590), (98, 1243130), (118, 1032430), (140, 870191), (172, 708295), (196, 621565), (215, 566636), (236, 516215), (245, 497252), (295, 412972), (301, 404740), (343, 355180), (413, 294980), (430, 283318), (490, 248626), (590, 206486), (602, 202370), (686, 177590), (826, 147490), (860, 141659), (980, 124313), (1180, 103243), (1204, 101185), (1372, 88795), (1505, 80948), (1652, 73745), (1715, 71036), (2065, 58996), (2107, 57820), (2401, 50740), (2537, 48020), (2891, 42140), (3010, 40474), (3430, 35518), (4130, 29498), (4214, 28910), (4802, 25370), (5074, 24010), (5782, 21070), (6020, 20237), (6860, 17759), (8260, 14749), (8428, 14455), (9604, 12685), (10148, 12005), (10535, 11564)]