905536660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:822

約数の個数: 144

約数和(自身を含む): 2342366208

約数和(自身を除く): 1436829548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 41, 49, 62, 70, 82, 98, 124, 140, 155, 164, 196, 205, 217, 245, 287, 310, 410, 434, 490, 574, 620, 727, 820, 868, 980, 1085, 1148, 1271, 1435, 1454, 1519, 2009, 2170, 2542, 2870, 2908, 3038, 3635, 4018, 4340, 5084, 5089, 5740, 6076, 6355, 7270, 7595, 8036, 8897, 10045, 10178, 12710, 14540, 15190, 17794, 20090, 20356, 22537, 25420, 25445, 29807, 30380, 35588, 35623, 40180, 44485, 45074, 50890, 59614, 62279, 71246, 88970, 90148, 101780, 112685, 119228, 124558, 142492, 149035, 157759, 177940, 178115, 208649, 225370, 249116, 298070, 311395, 315518, 356230, 417298, 450740, 596140, 622790, 631036, 712460, 788795, 834596, 924017, 1043245, 1104313, 1245580, 1460543, 1577590, 1848034, 2086490, 2208626, 2921086, 3155180, 3696068, 4172980, 4417252, 4620085, 5521565, 5842172, 6468119, 7302715, 9240170, 11043130, 12936238, 14605430, 18480340, 22086260, 25872476, 29210860, 32340595, 45276833, 64681190, 90553666, 129362380, 181107332, 226384165, 452768330, 905536660]

約数ペア:

[(1, 905536660), (2, 452768330), (4, 226384165), (5, 181107332), (7, 129362380), (10, 90553666), (14, 64681190), (20, 45276833), (28, 32340595), (31, 29210860), (35, 25872476), (41, 22086260), (49, 18480340), (62, 14605430), (70, 12936238), (82, 11043130), (98, 9240170), (124, 7302715), (140, 6468119), (155, 5842172), (164, 5521565), (196, 4620085), (205, 4417252), (217, 4172980), (245, 3696068), (287, 3155180), (310, 2921086), (410, 2208626), (434, 2086490), (490, 1848034), (574, 1577590), (620, 1460543), (727, 1245580), (820, 1104313), (868, 1043245), (980, 924017), (1085, 834596), (1148, 788795), (1271, 712460), (1435, 631036), (1454, 622790), (1519, 596140), (2009, 450740), (2170, 417298), (2542, 356230), (2870, 315518), (2908, 311395), (3038, 298070), (3635, 249116), (4018, 225370), (4340, 208649), (5084, 178115), (5089, 177940), (5740, 157759), (6076, 149035), (6355, 142492), (7270, 124558), (7595, 119228), (8036, 112685), (8897, 101780), (10045, 90148), (10178, 88970), (12710, 71246), (14540, 62279), (15190, 59614), (17794, 50890), (20090, 45074), (20356, 44485), (22537, 40180), (25420, 35623), (25445, 35588), (29807, 30380)]