72661820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1627}}^1$

素因数の和:1683

約数の個数: 96

約数和(自身を含む): 196922880

約数和(自身を除く): 124261060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 580, 638, 770, 812, 1015, 1276, 1540, 1595, 1627, 2030, 2233, 3190, 3254, 4060, 4466, 6380, 6508, 8135, 8932, 11165, 11389, 16270, 17897, 22330, 22778, 32540, 35794, 44660, 45556, 47183, 56945, 71588, 89485, 94366, 113890, 125279, 178970, 188732, 227780, 235915, 250558, 330281, 357940, 471830, 501116, 519013, 626395, 660562, 943660, 1038026, 1252790, 1321124, 1651405, 2076052, 2505580, 2595065, 3302810, 3633091, 5190130, 6605620, 7266182, 10380260, 14532364, 18165455, 36330910, 72661820]

約数ペア:

[(1, 72661820), (2, 36330910), (4, 18165455), (5, 14532364), (7, 10380260), (10, 7266182), (11, 6605620), (14, 5190130), (20, 3633091), (22, 3302810), (28, 2595065), (29, 2505580), (35, 2076052), (44, 1651405), (55, 1321124), (58, 1252790), (70, 1038026), (77, 943660), (110, 660562), (116, 626395), (140, 519013), (145, 501116), (154, 471830), (203, 357940), (220, 330281), (290, 250558), (308, 235915), (319, 227780), (385, 188732), (406, 178970), (580, 125279), (638, 113890), (770, 94366), (812, 89485), (1015, 71588), (1276, 56945), (1540, 47183), (1595, 45556), (1627, 44660), (2030, 35794), (2233, 32540), (3190, 22778), (3254, 22330), (4060, 17897), (4466, 16270), (6380, 11389), (6508, 11165), (8135, 8932)]