1551133220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1262

約数の個数: 144

約数和(自身を含む): 4121797680

約数和(自身を除く): 2570664460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 109, 130, 140, 182, 196, 218, 245, 260, 364, 436, 455, 490, 545, 637, 763, 910, 980, 1090, 1117, 1274, 1417, 1526, 1820, 2180, 2234, 2548, 2834, 3052, 3185, 3815, 4468, 5341, 5585, 5668, 6370, 7085, 7630, 7819, 9919, 10682, 11170, 12740, 14170, 14521, 15260, 15638, 19838, 21364, 22340, 26705, 28340, 29042, 31276, 39095, 39676, 49595, 53410, 54733, 58084, 69433, 72605, 78190, 99190, 101647, 106820, 109466, 121753, 138866, 145210, 156380, 198380, 203294, 218932, 243506, 273665, 277732, 290420, 347165, 406588, 487012, 508235, 547330, 608765, 694330, 711529, 852271, 1016470, 1094660, 1217530, 1388660, 1423058, 1582789, 1704542, 2032940, 2435060, 2846116, 3165578, 3409084, 3557645, 4261355, 5965897, 6331156, 7115290, 7913945, 8522710, 11079523, 11931794, 14230580, 15827890, 17045420, 22159046, 23863588, 29829485, 31655780, 44318092, 55397615, 59658970, 77556661, 110795230, 119317940, 155113322, 221590460, 310226644, 387783305, 775566610, 1551133220]

約数ペア:

[(1, 1551133220), (2, 775566610), (4, 387783305), (5, 310226644), (7, 221590460), (10, 155113322), (13, 119317940), (14, 110795230), (20, 77556661), (26, 59658970), (28, 55397615), (35, 44318092), (49, 31655780), (52, 29829485), (65, 23863588), (70, 22159046), (91, 17045420), (98, 15827890), (109, 14230580), (130, 11931794), (140, 11079523), (182, 8522710), (196, 7913945), (218, 7115290), (245, 6331156), (260, 5965897), (364, 4261355), (436, 3557645), (455, 3409084), (490, 3165578), (545, 2846116), (637, 2435060), (763, 2032940), (910, 1704542), (980, 1582789), (1090, 1423058), (1117, 1388660), (1274, 1217530), (1417, 1094660), (1526, 1016470), (1820, 852271), (2180, 711529), (2234, 694330), (2548, 608765), (2834, 547330), (3052, 508235), (3185, 487012), (3815, 406588), (4468, 347165), (5341, 290420), (5585, 277732), (5668, 273665), (6370, 243506), (7085, 218932), (7630, 203294), (7819, 198380), (9919, 156380), (10682, 145210), (11170, 138866), (12740, 121753), (14170, 109466), (14521, 106820), (15260, 101647), (15638, 99190), (19838, 78190), (21364, 72605), (22340, 69433), (26705, 58084), (28340, 54733), (29042, 53410), (31276, 49595), (39095, 39676)]