744469780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{6779}}^1$

素因数の和:6841

約数の個数: 72

約数和(自身を含む): 1748426400

約数和(自身を除く): 1003956620

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 289, 323, 340, 380, 578, 646, 1156, 1292, 1445, 1615, 2890, 3230, 5491, 5780, 6460, 6779, 10982, 13558, 21964, 27116, 27455, 33895, 54910, 67790, 109820, 115243, 128801, 135580, 230486, 257602, 460972, 515204, 576215, 644005, 1152430, 1288010, 1959131, 2189617, 2304860, 2576020, 3918262, 4379234, 7836524, 8758468, 9795655, 10948085, 19591310, 21896170, 37223489, 39182620, 43792340, 74446978, 148893956, 186117445, 372234890, 744469780]

約数ペア:

[(1, 744469780), (2, 372234890), (4, 186117445), (5, 148893956), (10, 74446978), (17, 43792340), (19, 39182620), (20, 37223489), (34, 21896170), (38, 19591310), (68, 10948085), (76, 9795655), (85, 8758468), (95, 7836524), (170, 4379234), (190, 3918262), (289, 2576020), (323, 2304860), (340, 2189617), (380, 1959131), (578, 1288010), (646, 1152430), (1156, 644005), (1292, 576215), (1445, 515204), (1615, 460972), (2890, 257602), (3230, 230486), (5491, 135580), (5780, 128801), (6460, 115243), (6779, 109820), (10982, 67790), (13558, 54910), (21964, 33895), (27116, 27455)]