1640467890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:614

約数の個数: 160

約数和(自身を含む): 4576518144

約数和(自身を除く): 2936050254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 111, 127, 135, 162, 185, 222, 254, 270, 333, 370, 381, 405, 431, 555, 635, 666, 762, 810, 862, 999, 1110, 1143, 1270, 1293, 1665, 1905, 1998, 2155, 2286, 2586, 2997, 3330, 3429, 3810, 3879, 4310, 4699, 4995, 5715, 5994, 6465, 6858, 7758, 9398, 9990, 10287, 11430, 11637, 12930, 14097, 14985, 15947, 17145, 19395, 20574, 23274, 23495, 28194, 29970, 31894, 34290, 34911, 38790, 42291, 46990, 47841, 51435, 54737, 58185, 69822, 70485, 79735, 84582, 95682, 102870, 109474, 116370, 126873, 140970, 143523, 159470, 164211, 174555, 211455, 239205, 253746, 273685, 287046, 328422, 349110, 380619, 422910, 430569, 478410, 492633, 547370, 634365, 717615, 761238, 821055, 861138, 985266, 1268730, 1291707, 1435230, 1477899, 1642110, 1903095, 2025269, 2152845, 2463165, 2583414, 2955798, 3806190, 4050538, 4305690, 4433697, 4926330, 6075807, 6458535, 7389495, 8867394, 10126345, 12151614, 12917070, 14778990, 18227421, 20252690, 22168485, 30379035, 36454842, 44336970, 54682263, 60758070, 91137105, 109364526, 164046789, 182274210, 273411315, 328093578, 546822630, 820233945, 1640467890]

約数ペア:

[(1, 1640467890), (2, 820233945), (3, 546822630), (5, 328093578), (6, 273411315), (9, 182274210), (10, 164046789), (15, 109364526), (18, 91137105), (27, 60758070), (30, 54682263), (37, 44336970), (45, 36454842), (54, 30379035), (74, 22168485), (81, 20252690), (90, 18227421), (111, 14778990), (127, 12917070), (135, 12151614), (162, 10126345), (185, 8867394), (222, 7389495), (254, 6458535), (270, 6075807), (333, 4926330), (370, 4433697), (381, 4305690), (405, 4050538), (431, 3806190), (555, 2955798), (635, 2583414), (666, 2463165), (762, 2152845), (810, 2025269), (862, 1903095), (999, 1642110), (1110, 1477899), (1143, 1435230), (1270, 1291707), (1293, 1268730), (1665, 985266), (1905, 861138), (1998, 821055), (2155, 761238), (2286, 717615), (2586, 634365), (2997, 547370), (3330, 492633), (3429, 478410), (3810, 430569), (3879, 422910), (4310, 380619), (4699, 349110), (4995, 328422), (5715, 287046), (5994, 273685), (6465, 253746), (6858, 239205), (7758, 211455), (9398, 174555), (9990, 164211), (10287, 159470), (11430, 143523), (11637, 140970), (12930, 126873), (14097, 116370), (14985, 109474), (15947, 102870), (17145, 95682), (19395, 84582), (20574, 79735), (23274, 70485), (23495, 69822), (28194, 58185), (29970, 54737), (31894, 51435), (34290, 47841), (34911, 46990), (38790, 42291)]