421877820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77267}}^1$

素因数の和:77299

約数の個数: 96

約数和(自身を含む): 1453874688

約数和(自身を除く): 1031996868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 77267, 154534, 231801, 309068, 386335, 463602, 540869, 772670, 927204, 1004471, 1081738, 1159005, 1545340, 1622607, 2008942, 2163476, 2318010, 2704345, 3013413, 3245214, 4017884, 4636020, 5022355, 5408690, 6026826, 6490428, 7031297, 8113035, 10044710, 10817380, 12053652, 14062594, 15067065, 16226070, 20089420, 21093891, 28125188, 30134130, 32452140, 35156485, 42187782, 60268260, 70312970, 84375564, 105469455, 140625940, 210938910, 421877820]

約数ペア:

[(1, 421877820), (2, 210938910), (3, 140625940), (4, 105469455), (5, 84375564), (6, 70312970), (7, 60268260), (10, 42187782), (12, 35156485), (13, 32452140), (14, 30134130), (15, 28125188), (20, 21093891), (21, 20089420), (26, 16226070), (28, 15067065), (30, 14062594), (35, 12053652), (39, 10817380), (42, 10044710), (52, 8113035), (60, 7031297), (65, 6490428), (70, 6026826), (78, 5408690), (84, 5022355), (91, 4636020), (105, 4017884), (130, 3245214), (140, 3013413), (156, 2704345), (182, 2318010), (195, 2163476), (210, 2008942), (260, 1622607), (273, 1545340), (364, 1159005), (390, 1081738), (420, 1004471), (455, 927204), (546, 772670), (780, 540869), (910, 463602), (1092, 386335), (1365, 309068), (1820, 231801), (2730, 154534), (5460, 77267)]